OpenAI o3-mini costs $1.10/1M input tokens and $4.40/1M output tokens as of 2026-06-27. OpenAI publishes this model with a 200K tokens context window. o10 lists OpenAI o3-mini on OpenRouter at routing band C3. API slug openai-o3-mini. Verify list prices against the venue you call.

Last updated: 2026-06-27. Full catalog. Reference prices are dated snapshots. Compare total cost and measured task quality before choosing a route.

OpenAI o3-mini. Price, context, and routing

AnswersSelf-contained

What is OpenAI o3-mini?

OpenAI o3-mini is a chat model from openai (slug: openai-o3-mini). Pick OpenAI o3-mini for multi-step reasoning jobs, not as a cheap chat default. o-series models spend more output tokens. Published input pricing starts at $1.10/1M tokens. Context window: 200K tokens.

Catalog snapshot 2026-06-27.

When should you pick OpenAI o3-mini?

Pick OpenAI o3-mini for multi-step reasoning jobs, not as a cheap chat default. o-series models spend more output tokens. OpenAI o3-mini is a reasoning SKU. Prefer GPT-4o or GPT-5 mini for ordinary chat unless evals require the o-series.

How does OpenAI o3-mini differ from sibling models?

OpenAI o3-mini is a reasoning SKU. Prefer GPT-4o or GPT-5 mini for ordinary chat unless evals require the o-series.

How much does OpenAI o3-mini cost per million tokens?

OpenAI o3-mini costs $1.10/1M input tokens and $4.40/1M output tokens in the gateway catalog snapshot (2026-06-27). Endpoint pricing may differ by fulfillment host.

Sourced from gateway catalog snapshot.

Where can you run OpenAI o3-mini?

OpenAI o3-mini is configured on OpenRouter. Known host IDs: openrouter: openrouter/openai/o3-mini. This model is routable through o10 eval-gated routing.

What is OpenAI o3-mini's context window?

OpenAI o3-mini supports a 200K tokens context window in the gateway catalog snapshot. Context limits may vary by fulfillment host endpoint.

What o10 routing band is OpenAI o3-mini?

OpenAI o3-mini is classified at o10 routing band C3. Bands group models by cost tier and eval profile: C0 (economy), C1 (standard), C2 (capable), C3/C4 (frontier). Production routing is enabled for this slug.

Who makes OpenAI o3-mini?

OpenAI o3-mini is attributed to source provider openai in the o10 catalog. Fulfillment hosts (OpenRouter) supply API access; list pricing may differ by venue.

01Deep dive

Specifications

OpenAI o3-mini in the o10 unified catalog.

OpenAI o3-mini specifications
FieldValue
o10 slug`openai-o3-mini`
Typetext
BandC3
RoutableYes
Source provideropenai
Primary hostOpenRouter
Gateway ID`openai/o3-mini`
Context window200,000 tokens
Released2024-12-20
02Deep dive

Token pricing

Gateway snapshot pricing for OpenAI o3-mini.

OpenAI o3-mini token pricing
UnitPrice
Input$1.1/1M tokens
Output$4.4/1M tokens
03Deep dive

Fulfillment hosts

Upstream venues configured for OpenAI o3-mini.

OpenAI o3-mini fulfillment routes
HostUpstream model ID
openrouteropenrouter/openai/o3-mini
04Deep dive

Gateway provider endpoints

Endpoint-level pricing and latency from the gateway catalog.

OpenAI o3-mini gateway endpoints
ProviderInput ($/1M)Latency p50Uptime 1d
azure$1.11916.5ms10000.0%
openai$1.11451ms10000.0%
05Deep dive

Routing with o10

Eval-gated model selection for this slug.

o10 slug: openai-o3-mini. Band: C3. Routable: yes.

See [/models/routing](/models/routing) for smart aliases (o10/auto, o10/frontier, o10/squad) and [/kyi](/kyi) for governance.

SourceMethodology

Fulfillment catalog 2026-06-27. Gateway pricing joined where slug match exists.

FAQFrequently asked questions

Common questions

How much does OpenAI o3-mini cost?

OpenAI o3-mini costs $1.10/1M input tokens and $4.40/1M output tokens in the gateway snapshot (2026-06-27). Verify against your provider's published pricing.

What is OpenAI o3-mini's context window?

OpenAI o3-mini supports 200K tokens in the gateway catalog snapshot. Host-specific endpoints may differ.

Which hosts serve OpenAI o3-mini?

OpenAI o3-mini (openai-o3-mini) is configured on: OpenRouter. Upstream model IDs are listed in the fulfillment routes section.

Is OpenAI o3-mini routable through o10?

Yes. OpenAI o3-mini is routable at band C3. Send model: "openai-o3-mini" or use an o10 smart routing alias.

How do I call OpenAI o3-mini via o10?

Use o10 slug "openai-o3-mini" or gateway ID "openai/o3-mini" depending on your integration. Gateway-compatible endpoints accept OpenAI-style /v1 requests.

How does o10 route this model?

o10 routes OpenAI o3-mini only when per-use-case evals clear at your quality floor. Band C3 indicates cost tier. See /kyi for governance and /models/routing for smart aliases.

What is the API model ID for OpenAI o3-mini?

The o10 slug is "openai-o3-mini"; the unified gateway ID is "openai/o3-mini". Host IDs: openrouter: openrouter/openai/o3-mini. Pricing snapshot date: 2026-06-27.

Who hosts OpenAI o3-mini?

OpenAI o3-mini is hosted as openrouter: openrouter/openai/o3-mini. o10 maps those upstream IDs to slug "openai-o3-mini".