GET

/v1/models/openai/o3-2025-04-16

provider openaistatus activefirst seen Apr 8, 2025last seen 13m ago
rawIdo3-2025-04-16
displayNameO3 2025 04 16
idopenai-o3-2025-04-16
activitychat
schemaEndpointIdchat/completions
input · output
releasedAt1744133301 — Apr 8, 2025
firstSeenAt1744133301 — Apr 8, 2025
lastSeenAt1794561313 — 13m ago
pricing
$2 / 1M input · $8 / 1M output → open calculator
input_tokens (usage) · cache_read_tokens (usage) · output_tokens (usage)
contextWindow200000
maxOutput100000
modalities{"input":["text","image","file"],"output":["text"]}
capabilities{"tools":true,"reasoning":true,"structured_outputs":true,"response_format":true,"temperature":true,"top_p":true,"reasoning_effort":true,"max_tokens":true,"frequency_penalty":true,"presence_penalty":true,"stop":true,"seed":true,"tool_choice":true}
requestMap{"thinking":{"on":{"reasoning_effort":"high"},"off":null,"levels":null},"maxTokensField":"max_completion_tokens","developerRole":true,"replayReasoningContent":null,"store":null,"strictTools":null,"sessionAffinity":null,"cacheControl":null,"toolStream":null,"reasoningEffort":true}
knowledgeCutoff · openWeights · weightsUrl · providerMetadatanot published by this provider’s list endpoint

Endpoints & schemas

GET /v1/schemas/openai →
endpointactivity
chat/completions
input · output
chat
chat/completions/{completion_id}
input · output
chat

endpoints matching this model — the provider has more, see /v1/schemas/openai

Sources

fieldrecorded source
contextWindowhttps://developers.openai.com/api/docs/models/o3.md

docs-derived

contextWindow

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
maxOutputhttps://developers.openai.com/api/docs/models/o3.md

docs-derived

maxOutput

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
modalitieshttps://developers.openai.com/api/docs/models/o3.md

docs-derived

modalities

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
pricingSource linked above.

docs-derived

Pricing

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
capabilities.toolshttps://developers.openai.com/api/docs/models/o3.md

docs-derived

capabilities.tools

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
capabilities.reasoninghttps://developers.openai.com/api/docs/models/o3.md

docs-derived

capabilities.reasoning

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
capabilities.structured_outputshttps://developers.openai.com/api/docs/models/o3.md

docs-derived

capabilities.structured_outputs

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
capabilities.response_formathttps://developers.openai.com/api/docs/models/o3.md

docs-derived

capabilities.response_format

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
capabilities.temperaturehttps://raw.githubusercontent.com/openai/openai-node/main/api_reference/openapi.transformed.yml

upstream-spec

/properties/temperature

Source trace
fb72772dc5ac65c0457451fcab125a37ffa22b6aea98546e7be3f49396be4442
{
  "endpointId": "chat/completions",
  "fetchedAt": 1793769007
}
capabilities.top_phttps://raw.githubusercontent.com/openai/openai-node/main/api_reference/openapi.transformed.yml

upstream-spec

/properties/top_p

Source trace
fb72772dc5ac65c0457451fcab125a37ffa22b6aea98546e7be3f49396be4442
{
  "endpointId": "chat/completions",
  "fetchedAt": 1793769007
}
capabilities.reasoning_efforthttps://raw.githubusercontent.com/openai/openai-node/main/api_reference/openapi.transformed.yml

upstream-spec

/properties/reasoning_effort

Source trace
fb72772dc5ac65c0457451fcab125a37ffa22b6aea98546e7be3f49396be4442
{
  "endpointId": "chat/completions",
  "fetchedAt": 1793769007
}
capabilities.max_tokenshttps://raw.githubusercontent.com/openai/openai-node/main/api_reference/openapi.transformed.yml

upstream-spec

/properties/max_completion_tokens

Source trace
fb72772dc5ac65c0457451fcab125a37ffa22b6aea98546e7be3f49396be4442
{
  "endpointId": "chat/completions",
  "fetchedAt": 1793769007
}
capabilities.frequency_penaltyhttps://raw.githubusercontent.com/openai/openai-node/main/api_reference/openapi.transformed.yml

upstream-spec

/properties/frequency_penalty

Source trace
fb72772dc5ac65c0457451fcab125a37ffa22b6aea98546e7be3f49396be4442
{
  "endpointId": "chat/completions",
  "fetchedAt": 1793769007
}
capabilities.presence_penaltyhttps://raw.githubusercontent.com/openai/openai-node/main/api_reference/openapi.transformed.yml

upstream-spec

/properties/presence_penalty

Source trace
fb72772dc5ac65c0457451fcab125a37ffa22b6aea98546e7be3f49396be4442
{
  "endpointId": "chat/completions",
  "fetchedAt": 1793769007
}
capabilities.stophttps://raw.githubusercontent.com/openai/openai-node/main/api_reference/openapi.transformed.yml

upstream-spec

/properties/stop

Source trace
fb72772dc5ac65c0457451fcab125a37ffa22b6aea98546e7be3f49396be4442
{
  "endpointId": "chat/completions",
  "fetchedAt": 1793769007
}
capabilities.seedhttps://raw.githubusercontent.com/openai/openai-node/main/api_reference/openapi.transformed.yml

upstream-spec

/properties/seed

Source trace
fb72772dc5ac65c0457451fcab125a37ffa22b6aea98546e7be3f49396be4442
{
  "endpointId": "chat/completions",
  "fetchedAt": 1793769007
}
capabilities.tool_choicehttps://raw.githubusercontent.com/openai/openai-node/main/api_reference/openapi.transformed.yml

upstream-spec

/properties/tool_choice

Source trace
fb72772dc5ac65c0457451fcab125a37ffa22b6aea98546e7be3f49396be4442
{
  "endpointId": "chat/completions",
  "fetchedAt": 1793769007
}
serverTools.file_searchhttps://developers.openai.com/api/docs/models/o3.md

docs-derived

serverTools.file_search

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
serverTools.image_generationhttps://developers.openai.com/api/docs/models/o3.md

docs-derived

serverTools.image_generation

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
serverTools.code_interpreterhttps://developers.openai.com/api/docs/models/o3.md

docs-derived

serverTools.code_interpreter

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
serverTools.mcphttps://developers.openai.com/api/docs/models/o3.md

docs-derived

serverTools.mcp

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
serverTools.web_searchhttps://developers.openai.com/api/docs/models/o3.md

docs-derived

serverTools.web_search

Source trace
f2b10b35cc27286cbee11155c1d0cb1b48262b4600ee0037ece376bd4d692615
reasoninghttps://developers.openai.com/api/docs/models/o3.md

Value unknown (null); not published in the checked source · checked 2026-10-09.

activitySource unknown — no source URL recorded.
requestMapSource unknown — no source URL recorded.
schemaEndpointIdSource unknown — no source URL recorded.

Use it

shell
$ curl https://modelschemas.com/v1/schemas/openai/chat/chat/completions # request schema
$ curl -X POST https://modelschemas.com/v1/validate -d '{"provider":"openai","endpointId":"chat/completions","payload":{…}}'
$ curl -X POST https://modelschemas.com/v1/estimate -d '{"provider":"openai","model":"o3-2025-04-16","usage":{"input_tokens":1200,"output_tokens":400}}'