Dedalus Labs Chat API
The Chat API from Dedalus Labs — 1 operation(s) for chat.
Dedalus Labs Chat API is one of 16 APIs that Dedalus Labs publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Chat. The published artifact set on APIs.io includes an OpenAPI specification.
This API exposes 1 operation across 1 path, and defines 71 schemas. It is described by OpenAPI 3.1.0, at version 0.0.1.
Requests are made against a single base URL, https://api.dedaluslabs.ai.
1 operations
1 paths
71 schemas
1 POST
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
Dedalus Labs Chat API declares
1 security scheme
for authenticating requests.
It accepts HTTP bearer tokens (Bearer).
Paths & Operations 1
Across 1 path, the API surfaces 1 operation — 1 POST. Each is listed below with its method, path, parameters, and response codes.
Chat 1
POST
/v1/chat/completions
Create Chat Completion
Schemas 71
The contract defines 71 schemas that model the data the API accepts and returns. The most detailed are ChatCompletionRequest (61 properties), ModelSettings (51 properties), ChatCompletion (16 properties), ChatCompletionStreamResponse (8 properties). Each schema is shown below with its type and property counts.
ChatCompletionRequestDeveloperMessage
object
Developer-provided instructions that the model should follow, regardless of messages sent by the user. With o1 models and newer, developer messages replace the…
3 properties
2 required
CompletionUsage
object
Usage statistics for the completion request. Fields: - completiontokens (required): int - prompttokens (required): int - totaltokens (required): int - completi…
5 properties
3 required
ChatCompletionRequestUserMessage
object
Messages sent by an end user, containing prompts or additional context information. Fields: - content (required): str | Annotated[list[ChatCompletionRequestUse…
3 properties
2 required
ChatCompletionRequestMessageContentPartRefusal
object
Schema for ChatCompletionRequestMessageContentPartRefusal. Fields: - type (required): Literal["refusal"] - refusal (required): str
2 properties
2 required
JSONValue
Credential
object
Credential for MCP server authentication. Passed at endpoint level (e.g., chat.completions.create) and matched to MCP servers by connection name. Wire format m…
2 properties
2 required
ChatCompletionResponseMessage
object
A chat completion message generated by the model. Fields: - content (required): str | None - refusal (required): str | None - toolcalls (optional): ChatComplet…
7 properties
3 required
ChatCompletionRequestMessageContentPartText
object
Learn about [text inputs](/docs/guides/text-generation). Fields: - type (required): Literal["text"] - text (required): str
2 properties
2 required
JSONObject
object
FunctionCall
object
Deprecated and replaced by toolcalls. The name and arguments of a function that should be called, as generated by the model. Fields: - arguments (required): st…
2 properties
2 required
ChatCompletionRequestSystemMessage
object
Developer-provided instructions that the model should follow, regardless of messages sent by the user. With o1 models and newer, use developer messages for thi…
3 properties
2 required
MCPCredentials
array
List of credentials for MCP server authentication.
ChatCompletionStreamResponseDelta
object
A chat completion delta generated by streamed model responses. Fields: - content (optional): str | None - functioncall (optional): ChatCompletionStreamResponse…
5 properties
ChatCompletionMessageCustomToolCall
object
A call to a custom tool created by the model. Fields: - id (required): str - type (required): Literal["custom"] - custom (required): ChatCompletionMessageCusto…
3 properties
3 required
VoiceIdsOrCustomVoiceInline
object
Custom voice reference. Fields: - id (required): str
1 property
1 required
DedalusModel
object
Structured model selection entry used in request payloads. Supports OpenAI-style semantics (string model id) while enabling optional per-model default settings…
2 properties
1 required
ChatCompletionTokenLogprob
object
Token log probability information.
4 properties
4 required
ChatCompletionStreamResponseChoicesItemLogprobs
object
Log probability information for the choice. Fields: - content (required): list[ChatCompletionTokenLogprob] - refusal (required): list[ChatCompletionTokenLogpro…
2 properties
2 required
PredictionContent
object
Static predicted output content, such as the content of a text file that is being regenerated. Fields: - type (required): Literal["content"] - content (require…
2 properties
2 required
ChatCompletionStreamResponseChoicesItem
object
Schema for ChatCompletionStreamResponseChoicesItem. Fields: - delta (required): ChatCompletionStreamResponseDelta - logprobs (optional): ChatCompletionStreamRe…
4 properties
3 required
ThinkingConfigDisabled
object
Schema for ThinkingConfigDisabled. Fields: - type (required): Literal["disabled"]
1 property
1 required
PendingCallResponse
object
Client-side tool call the SDK must execute.
4 properties
3 required
DedalusModelChoice
Dedalus model choice - either a string ID or DedalusModel configuration object.
ResponseFormatJsonSchemaSchema
object
The schema for the response format, described as a JSON Schema object. Learn how to build JSON schemas [here](https://json-schema.org/).
MCPServerSpec
object
Structured MCP server specification. Slug-based: {"slug": "dedalus-labs/brave-search", "name": "github-integration", "version": "v1.0.0"} URL-based: {"url": "h…
5 properties
1 required
SafetySetting
object
Per-category safety setting that pairs a content category with a blocking threshold. Fields: - category (required): SafetyCategory - threshold (required): Safe…
2 properties
2 required
JSONSchema
object
Structured Outputs configuration options, including a JSON Schema. Fields: - description (optional): str - name (required): str - schema (optional): ResponseFo…
4 properties
1 required
Audio
object
Data about a previous audio response from the model. [Learn more](/docs/guides/audio). Fields: - id (required): str
1 property
1 required
ModelId
string
Model identifier string (e.g., 'openai/gpt-5', 'anthropic/claude-3-5-sonnet').
ThinkingConfigAdaptive
object
Schema for ThinkingConfigAdaptive. Fields: - type (required): Literal["adaptive"]
1 property
1 required
ChatCompletion
object
Chat completion response for Dedalus API. OpenAI-compatible chat completion response with Dedalus extensions. Maintains full compatibility with OpenAI API whil…
16 properties
5 required
MCPServerError
object
Error details for a single MCP server failure.
3 properties
1 required
ChatCompletionRequestFunctionMessage
object
Schema for ChatCompletionRequestFunctionMessage. Fields: - role (required): Literal["function"] - content (required): str | None - name (required): str
3 properties
3 required
ChatCompletionRequest
object
ChatCompletion request schema. Supports OpenAI-compatible parameters, provider-specific extensions, server-side execution, and agent orchestration features.
61 properties
1 required
ResponseFormatText
object
Default response format. Used to generate text responses. Fields: - type (required): Literal["text"]
1 property
1 required
DeferredCallResponse
object
Server-side call blocked until pending client calls complete. Carries full spec for stateless resumption on subsequent turns.
6 properties
2 required
ChatCompletionRequestMessageContentPartFile
object
Learn about [file inputs](/docs/guides/text) for text generation. Fields: - type (required): Literal["file"] - file (required): File
2 properties
2 required
ThinkingConfigEnabled
object
Schema for ThinkingConfigEnabled. Fields: - budgettokens (required): int - type (required): Literal["enabled"]
2 properties
2 required
ChatCompletionFunctions
object
Schema for ChatCompletionFunctions. Fields: - description (optional): str - name (required): str - parameters (optional): FunctionParameters
3 properties
1 required
ModelSettings
object
51 properties
ChatCompletionRequestAudio
object
Parameters for audio output. Required when audio output is requested with modalities: ["audio"]. [Learn more](/docs/guides/audio). Fields: - voice (required):…
2 properties
2 required
ResponseFormatJsonObject
object
JSON object response format. An older method of generating JSON responses. Using jsonschema is recommended for models that support it. Note that the model will…
1 property
1 required
Reasoning
object
gpt-5 and o-series models only Configuration options for [reasoning models](https://platform.openai.com/docs/guides/reasoning).
3 properties
Choice
object
A chat completion choice. OpenAI-compatible choice object for non-streaming responses. Part of the ChatCompletion response.
4 properties
2 required
ChatCompletionRequestMessageContentPartImage
object
Learn about [image inputs](/docs/guides/vision). Fields: - type (required): Literal["imageurl"] - imageurl (required): ImageUrl
2 properties
2 required
ChatCompletionRequestToolMessage
object
Schema for ChatCompletionRequestToolMessage. Fields: - role (required): Literal["tool"] - content (required): str | Annotated[list[ChatCompletionRequestToolMes…
3 properties
3 required
ChatCompletionRequestMessageContentPartAudio
object
Learn about [audio inputs](/docs/guides/audio). Fields: - type (required): Literal["inputaudio"] - inputaudio (required): InputAudio
2 properties
2 required
FunctionParameters
object
The parameters the functions accepts, described as a JSON Schema object. See the [guide](/docs/guides/function-calling) for examples, and the [JSON Schema refe…
ChatCompletionStreamResponse
object
Represents a streamed chunk of a chat completion response returned by the model, based on the provided input. [Learn more](/docs/guides/streaming-responses). F…
8 properties
5 required
ToolChoiceAny
object
The model will use any available tools. Fields: - disableparalleltooluse (optional): bool - type (required): Literal["any"]
2 properties
1 required
QueryParams
object
MCPToolResult
object
Result of a single MCP tool execution. Provides visibility into MCP tool calls including the full input arguments and structured output, enabling debugging and…
6 properties
4 required
CompletionTokensDetails
object
Breakdown of tokens used in a completion. Fields: - acceptedpredictiontokens (optional): int - audiotokens (optional): int - reasoningtokens (optional): int -…
4 properties
CacheControlEphemeral
object
Schema for CacheControlEphemeral. Fields: - ttl (optional): Literal["5m", "1h"] - type (required): Literal["ephemeral"]
2 properties
1 required
PromptTokensDetails
object
Breakdown of tokens used in the prompt. Fields: - audiotokens (optional): int - cachedtokens (optional): int
2 properties
ValidationError
object
5 properties
3 required
ToolChoiceTool
object
The model will use the specified tool with toolchoice.name. Fields: - disableparalleltooluse (optional): bool - name (required): str - type (required): Literal…
3 properties
2 required
ChatCompletionRequestAssistantMessage
object
Messages sent by the model in response to user messages. Fields: - content (optional): str | Annotated[list[ChatCompletionRequestAssistantMessageContentPart],…
7 properties
1 required
ToolChoice
HTTPValidationError
object
1 property
ToolChoiceNone
object
The model will not be allowed to use tools. Fields: - type (required): Literal["none"]
1 property
1 required
ToolChoiceAuto
object
The model will automatically decide whether to use tools. Fields: - disableparalleltooluse (optional): bool - type (required): Literal["auto"]
2 properties
1 required
MCPToolChoice
object
2 properties
2 required
ChatCompletionMessageToolCall
object
A call to a function tool created by the model. Fields: - id (required): str - type (required): Literal["function"] - function (required): ChatCompletionMessag…
4 properties
3 required
ResponseFormatJsonSchema
object
JSON Schema response format. Used to generate structured JSON responses. Learn more about [Structured Outputs](/docs/guides/structured-outputs). Fields: - type…
2 properties
2 required
Tool
object
Schema for Tool. Fields: - type (optional): ToolTypes - function (required): Function
2 properties
1 required
Function
object
Schema for Function. Fields: - name (required): str
1 property
1 required
HeaderParams
object
ChatCompletionMessageToolCallChunk
object
Schema for ChatCompletionMessageToolCallChunk. Fields: - index (required): int - id (optional): str - type (optional): Literal["function"] - function (optional…
4 properties
1 required
ChoiceLogprobs
object
Log probability information for the choice.
2 properties
MCPServers
array
List of MCP server inputs (slugs or structured specs).
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
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Dedalus Labs Machine Executions API
Dedalus Labs Machine Lifecycle API
Dedalus Labs Machine Previews API
Dedalus Labs Machine SSH API
Dedalus Labs Machine Terminals API
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#Chat
Where this information came from
This is an independent, third-party profile of Dedalus Labs Chat API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.
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