Chat Completions | Mesh API Docs

OpenAI-compatible chat completions endpoint.

Auth: Authorization: Bearer rsk_<ULID> Streaming: set stream=true for SSE chunks Templates: set template=“name” + variables={…} Rate limits: RPM and RPD enforced per key via Redis fixed-window counters Spend cap: enforced if key.spend_cap_usd is set (soft cap)

Authentication

AuthorizationBearer

Bearer authentication of the form Bearer <token>, where token is your auth token.

Request

This endpoint expects an object.

messageslist of objectsRequired

modelstring or nullOptionalDefaults to openai/gpt-4o

templatestring or nullOptional

variablesmap from strings to strings or nullOptional

session_idstring or nullOptional

streambooleanOptionalDefaults to false

temperaturedouble or nullOptional0-2

max_tokensinteger or nullOptional>=1

top_pdouble or nullOptional0-1

frequency_penaltydouble or nullOptional-2-2

presence_penaltydouble or nullOptional-2-2

stopstring or list of strings or nullOptional

seedinteger or nullOptional

toolslist of objects or nullOptional

tool_choicestring or map from strings to any or nullOptional

response_formatmap from strings to any or nullOptional

transformslist of strings or nullOptional

modelslist of strings or nullOptional

userstring or nullOptional<=256 characters

modalityenum or nullOptional

imageobject or nullOptional

async_modebooleanOptionalDefaults to false

modalitieslist of enums or nullOptional

audioobject or nullOptional

timeoutdouble or nullOptional

Response

Successful Response

$	curl -X POST https://api.meshapi.ai/v1/chat/completions \
>	-H "Authorization: Bearer <token>" \
>	-H "Content-Type: application/json" \
>	-d '{
>	"messages": [
>	{
>	"role": "user",
>	"content": "What'\''s the capital of India?"
>	}
>	],
>	"model": "openai/gpt-4o"
>	}'