How much does O3 Pro cost per million tokens?
O3 Pro costs $20.00/1M input tokens and $80.00/1M output tokens in the gateway catalog snapshot (2026-06-27). Endpoint pricing may differ by fulfillment host.
Sourced from gateway catalog snapshot.
O3 Pro costs $20.00/1M input tokens and $80.00/1M output tokens as of 2026-06-27. OpenAI publishes this model with a 200K tokens context window. o10 lists O3 Pro on OpenRouter at routing band C3. API slug openai-o3-pro. 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.
O3 Pro pricing. Input/output per 1M tokens
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Where can you run O3 Pro?
O3 Pro is configured on OpenRouter. Known host IDs: openrouter: openrouter/openai/o3-pro. This model is routable through o10 eval-gated routing.
What is O3 Pro's context window?
O3 Pro supports a 200K tokens context window in the gateway catalog snapshot. Context limits may vary by fulfillment host endpoint.
01Deep dive
Token pricing
Gateway snapshot pricing for O3 Pro.
| Unit | Price |
|---|---|
| Input | $20/1M tokens |
| Output | $80/1M tokens |
02Deep dive
Fulfillment hosts
Upstream venues configured for O3 Pro.
| Host | Upstream model ID |
|---|---|
| openrouter | openrouter/openai/o3-pro |
03Deep dive
Routing with o10
Eval-gated model selection for this slug.
o10 slug: openai-o3-pro. Band: C3. Routable: yes.
See [/models/routing](/models/routing) for smart aliases (o10/auto, o10/frontier, o10/squad) and [/kyi](/kyi) for governance.
SourceMethodology
Gateway catalog snapshot 2026-06-27. Fulfillment catalog synced from o10 control plane. Verify list prices against openai and host providers.
FAQFrequently asked questions
Common questions
How much does O3 Pro cost?
O3 Pro costs $20.00/1M input tokens and $80.00/1M output tokens in the gateway snapshot (2026-06-27). Verify against your provider's published pricing.
What is O3 Pro's context window?
O3 Pro supports 200K tokens in the gateway catalog snapshot. Host-specific endpoints may differ.
Which hosts serve O3 Pro?
O3 Pro (openai-o3-pro) is configured on: OpenRouter. Upstream model IDs are listed in the fulfillment routes section.
Is O3 Pro routable through o10?
Yes. O3 Pro is routable at band C3. Send model: "openai-o3-pro" or use an o10 smart routing alias.
How do I call O3 Pro via o10?
Use o10 slug "openai-o3-pro" or gateway ID "openai/o3-pro" depending on your integration. Gateway-compatible endpoints accept OpenAI-style /v1 requests.
How does o10 route this model?
o10 routes O3 Pro 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.