openai Vision Reasoning

o3 Deep Research pricing & benchmarks

Released Oct 10, 2025 · served by 1 provider

Input / 1M tokens$10.00
Output / 1M tokens$40.00
Context window200K
Cached input$2.50
1M in + 300K out$22.00

What o3 Deep Research is

o3-deep-research is OpenAI's advanced model for deep research, designed to tackle complex, multi-step research tasks.

Providers and prices for o3 Deep Research

The same model costs different amounts depending on who serves it. Prices are per 1M tokens, cheapest first. Uptime and throughput are OpenRouter's rolling measurements, not vendor claims.

ProviderInputOutputContext QuantUptime 24hThroughput
OpenAIcheapest $10.00 $40.00 200K

FAQ

How much does the o3 Deep Research API cost?

$10.00 per 1M input tokens and $40.00 per 1M output tokens. A typical workload of 1M input + 300K output tokens costs about $22.00.

Is o3 Deep Research free?

No. It is a paid model starting at $10.00 per 1M input tokens, though some providers offer trial credits.

Which provider is cheapest for o3 Deep Research?

OpenAI at $10.00 input / $40.00 output per 1M tokens.

Can I self-host o3 Deep Research?

No. o3 Deep Research is closed-weight and only available through hosted APIs.