infinitetalk-mcp
This server provides an MCP interface for the RunAPI InfiniteTalk model, allowing AI agents to create audio-to-video tasks, monitor their status, and check pricing.
audio_to_video: Submit a task to generate a video from an audio source using theinfinitetalk-from-audiomodel. Supports an optional source image URL, output resolution (480p or 720p), and can either wait for completion or return immediately with a task ID.get_task: Poll the current status and result payload (including output URLs) for a previously created task using its ID.check_pricing: Retrieve the current pricing snapshot for the InfiniteTalk model and endpoints — no API key required.
Click on "Install Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type
@followed by the MCP server name and your instructions, e.g., "@infinitetalk-mcpTurn this audio file into a video using the InfiniteTalk model"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
Why This Package?
@runapi.ai/infinitetalk-mcp is a focused Model Context Protocol server for the InfiniteTalk model line on RunAPI.
It gives MCP-compatible assistants direct access to 1 endpoint and 1 model variant without loading the full RunAPI catalog.
Use this per-model server when an agent should stay scoped to InfiniteTalk. Use @runapi.ai/mcp when one assistant should discover every RunAPI model line.
Related MCP server: @runapi.ai/gpt-4o-image-mcp
Install
Add it to Claude Code:
claude mcp add infinitetalk -s user -- npx -y @runapi.ai/infinitetalk-mcpUse project scope when the server should be shared with a repository:
claude mcp add infinitetalk -s project -- npx -y @runapi.ai/infinitetalk-mcpCodex, Cursor, Windsurf, VS Code, Roo Code, and other MCP hosts can use the same stdio command:
{
"mcpServers": {
"infinitetalk": {
"command": "npx",
"args": ["-y", "@runapi.ai/infinitetalk-mcp"]
}
}
}check_pricing works before sign-in. For task creation and status polling, ask your assistant to call the login tool. It opens a browser login and saves credentials to ~/.config/runapi/config.json, the same file used by runapi login.
Headless and CI hosts can still set RUNAPI_API_KEY before starting the MCP host.
Ready-made examples are in examples/ for Claude, Cursor, Windsurf, VS Code, and Roo Code.
Tools
Tool | Auth | Purpose |
| Yes | Create an InfiniteTalk audio to video task and optionally wait for a terminal status. Returns the task id, status, and output URLs. |
| Yes | Fetch the current status and latest payload for an existing task. |
| No | Look up current pricing for a InfiniteTalk model and endpoint. |
Models
InfiniteTalk covers 1 model variant across 1 endpoint. Each tool accepts the models listed for it:
Tool | Models |
|
|
Model availability can change between releases. Use check_pricing or the InfiniteTalk model page for the current catalog view.
Agent Prompts
Ask your assistant in natural language; it can inspect pricing, create the task, and return the task id plus output URLs.
Create a task
Run an InfiniteTalk audio to video task with RunAPI.The assistant can call check_pricing, then audio_to_video, and return the task id, status, and output URLs.
Submit without waiting
Create the task but don't wait for it to finish.The assistant calls the create tool with wait: false and returns the task id. Check on it later with get_task.
Check pricing before creating
Check current InfiniteTalk pricing, then create the task if it matches my request.The assistant calls check_pricing and can link to the InfiniteTalk model page for the canonical catalog entry.
Configuration
The server resolves auth in this order:
RUNAPI_API_KEYenvironment variable, useful for headless and CI hosts~/.config/runapi/config.json, created by the MCPlogintool orrunapi loginNo key, which still allows
check_pricing
The config file is normally managed by login. A pre-provisioned headless config can use:
{
"apiKey": "your_runapi_key"
}Do not commit real API keys.
Links
Resource | URL |
InfiniteTalk model page | |
npm package | |
GitHub repository | |
RunAPI MCP overview | |
RunAPI docs |
License
Licensed under the Apache License, Version 2.0.
Available Tools
4 toolsaudio_to_videoB
Create a InfiniteTalk task on RunAPI (audio to video). Returns a task id, status, and output URLs.
| Name | Required | Description | Default |
|---|---|---|---|
| seed | No | ||
| wait | No | Poll until the task reaches a terminal status. | |
| model | No | RunAPI model slug for this model line. | |
| prompt | No | ||
| timeout_ms | No | ||
| callback_url | No | ||
| poll_interval_ms | No | ||
| source_audio_url | Yes | ||
| source_image_url | Yes | ||
| output_resolution | No |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
No annotations are provided, so the description carries the full burden. It mentions return values (task id, status, output URLs) but does not disclose that this is an asynchronous task creation that may require polling or cost implications, nor how 'wait' and timeouts behave.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single sentence that is front-loaded and to the point, but it contains a minor grammatical error ('a InfiniteTalk') and omits details that would require additional sentences.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given the tool has 10 parameters, no annotations, and no output schema, the description is significantly under-specified. It provides a high-level purpose but lacks guidance on parameter usage, task lifecycle, error handling, or how to retrieve results via sibling tools.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
Schema description coverage is only 20% (only 'model' and 'wait' have descriptions). The description does not explain any parameters beyond the 'audio to video' phrase, which hints at the purpose but not the exact param formats or meanings.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the tool creates an InfiniteTalk task on RunAPI for audio-to-video conversion, and specifies return values. This clearly differentiates it from sibling tools like get_task and check_pricing.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description implies usage by naming the operation and resource, but it does not explicitly state when to use this tool versus alternatives, nor does it mention any prerequisites or conditions.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
check_pricingB
Look up RunAPI pricing for the infinitetalk model line.
| Name | Required | Description | Default |
|---|---|---|---|
| model | No | Model slug. Defaults to the line's primary model. | |
| action | No | Endpoint name. Defaults to the endpoint that offers the model. |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
With no annotations, the description is the sole source for behavioral traits. It only states the function without disclosing any side effects, return format, or permissions needed.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single, concise sentence that efficiently communicates the tool's primary purpose.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
For a simple lookup tool with optional parameters and no output schema, the description is adequate but could improve by hinting at the output structure or units.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
Schema coverage is 100% with all parameters described and enumerated. The description adds no additional meaning beyond the schema, meeting the baseline.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the action ('look up') and resource ('RunAPI pricing for the infinitetalk model line'), distinguishing it from sibling tools like audio_to_video (a different action) and get_task.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description does not provide any guidance on when to use this tool vs alternatives, nor does it mention prerequisites or when not to use it.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
get_taskA
Fetch the current status and latest result payload for a infinitetalk task.
| Name | Required | Description | Default |
|---|---|---|---|
| action | No | Asynchronous endpoint the task was created on. Defaults to the line's only asynchronous endpoint. | |
| task_id | Yes | Task id returned when the task was created. |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
No annotations are provided, so the description carries the full burden. It discloses that the tool fetches status and result payload, adding basic return-info context. However, it does not describe error behavior, whether the call blocks, authentication needs, or rate limits. The added context is useful but not comprehensive.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single, focused sentence with no redundant information. It begins with the action and clearly states the object, making it easy to parse. No filler or unnecessary clauses.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
With only two parameters, no output schema, and a simple retrieval function, the description adequately conveys the return contents (status and payload). It does not elaborate on error scenarios or edge cases, but given the tool's simplicity, this is a reasonable level of completeness.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
Schema description coverage is 100%, with clear descriptions for both task_id and action. The tool description adds no additional parameter meaning beyond what the schema already provides, so the baseline score of 3 is appropriate.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the action ('Fetch') and the resource ('current status and latest result payload for a infinitetask task'), which distinguishes it from sibling tools like audio_to_video (which creates tasks) and check_pricing. It is specific and unambiguous.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The purpose implies usage for checking task status, and siblings like audio_to_video suggest a create-then-fetch flow, but the description does not explicitly state when to use this tool versus alternatives, nor does it mention when not to use it. Guidance is minimal.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
loginA
Authenticate RunAPI by opening a browser PKCE login flow and saving the API key to ~/.config/runapi/config.json.
| Name | Required | Description | Default |
|---|---|---|---|
| force | No | Re-run browser login when the current credential comes from the local config file. |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
With no annotations, the description carries the full burden. It discloses the interactive browser flow and config file writing, which is adequate. However, it omits potential failure modes (e.g., no browser available), side effects (overwrites existing config), or that user interaction is required.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
A single well-structured sentence conveys the core purpose and method. Every word adds value with no redundancy or fluff.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
For a simple login tool with one parameter and no output schema, the description covers the main behavior. However, it could be more complete by mentioning the expected outcome (e.g., 'returns a success message') or what happens if already authenticated.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
Schema coverage is 100%, and the description adds no parameter information. The `force` parameter's meaning is already clear from its schema description. Baseline 3 is appropriate since the description does not need to repeat it.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the action (authenticate), the target system (RunAPI), and the specific method (PKCE login flow with config file saving). It unambiguously differentiates from sibling tools (audio_to_video, check_pricing, get_task) which are unrelated.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description implies this is the tool to use for authentication but does not explicitly state when to use it or when alternatives might be better. It lacks guidance on prerequisites or context (e.g., 'use this if you need an API key').
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
Tool Schema Changelog
Recent tool additions, removals, and schema changes observed during successful MCP inspections. Dates show when Glama detected each change.
2 tool updates
v0.1.7- Changed
audio_to_video6 fields changed- added
Input schema / properties / callback_urlAdded value: +{ + "type": "string" +} - added
Input schema / properties / promptAdded value: +{ + "type": "string" +} - added
Input schema / properties / seedAdded value: +{ + "type": "number" +} - added
Input schema / properties / source_audio_url / typeAdded value: +"string" - added
Input schema / properties / source_image_url / typeAdded value: +"string" - added
Input schema / requiredAdded value: +[ + "source_image_url", + "source_audio_url" +]
- Changed
get_task1 field changed- changed
Input schema / properties / action / descriptionPrevious value: -"Endpoint the task was created on. Defaults to the line's only endpoint."New value: +"Asynchronous endpoint the task was created on. Defaults to the line's only asynchronous endpoint."
1 tool update
v0.1.6- Added
login
3 tool updates
v0.1.0- First observed
audio_to_video - First observed
check_pricing - First observed
get_task
TDQS
Each tool has a clearly distinct role: authentication, task creation, task status retrieval, and pricing lookup. No overlap or ambiguity between them.
Most tools follow a verb_noun pattern (audio_to_video, get_task, check_pricing), but 'login' is a standalone verb, creating a minor inconsistency. Still, the naming is clean and predictable overall.
With only 4 tools, the server is tightly scoped to its purpose of managing InfiniteTalk tasks via RunAPI. Every tool serves a necessary function without bloat.
Core lifecycle is covered: create task, check status, and get pricing. Missing cancellation or task listing, but those are minor gaps for a simple workflow.
Maintenance
Resources
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