GET

/v1/schemas/ollama/chat/api/generate

Accept:

kind inputactivity chathash 025a60d2…extracted Nov 10, 2026version currentsource upstream spec ↗

field	recorded source
schema	Source linked above. upstream-spec Source trace `d8e08be41dd858c933c32bef5ee8d0c5faf7d7462069a49b368731cfbceaab03` { "fetchedAt": 1794288644, "extractorVersion": "2", "verifiedAt": null }

Request body

13 properties · 1 required · 2 $defs

property	type	description	constraints
model*	string	Model name
prompt	string	Text for the model to generate a response from
suffix	string	Used for fill-in-the-middle models, text that appears after the user prompt and before the model response
images	string[]
format	string \| object	Structured output format for the model to generate a response from. Supports either the string `"json"` or a JSON schema object.
system	string	System prompt for the model to generate a response from
stream	boolean	When true, returns a stream of partial responses	default: true
think	boolean \| string	Controls a model's thinking output. Use `/api/show` to discover the supported values and default for the selected model. `true` requests thinking, `false` requests no thinking output, and `null` uses the model default. String values are model-defined; supporte…	nullable
raw	boolean	When true, returns the raw response from the model without any prompt templating
keep_alive	string \| number	Model keep-alive duration (for example `5m` or `0` to unload immediately)
options	ModelOptions	Runtime options that control text generation
logprobs	boolean	Whether to return log probabilities of the output tokens
top_logprobs	integer	Number of most likely tokens to return at each token position when logprobs are enabled

Types

2 $defs

ModelOptionsobject

Runtime options that control text generation

seed	integer	Random seed used for reproducible outputs
temperature	number	Controls randomness in generation (higher = more random)	format: float
top_k	integer	Limits next token selection to the K most likely
top_p	number	Cumulative probability threshold for nucleus sampling	format: float
min_p	number	Minimum probability threshold for token selection	format: float
stop	string \| string[]	Stop sequences that will halt generation
num_ctx	integer	Context length size (number of tokens)
num_predict	integer	Maximum number of tokens to generate

ThinkValueboolean | string

Controls a model's thinking output. Use `/api/show` to discover the supported values and default for the selected model. `true` requests thinking, `false` requests no thinking output, and `null` uses the model default. String values are model-defined; supporte…

nullable

Validate a payload

before you spend tokens

shell

$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"ollama","endpointId":"api/generate","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}