o4-mini-deep-research
Research model for long-horizon investigation, synthesis, and analytical reports
Context
200,000
Max output
100,000
Input / 1M
$1.80
Output / 1M
$7.20
Providers
1
01Profile
Profile
Released
2025-06-27
Last updated
2025-06-27
Knowledge cutoff
—
Weights
Closed
02Capabilities
Capabilities
Input
text
Output
text
Reasoning
Yes
Tool calling
Yes
Structured output
No
Attachments
Yes
Cache read
—
Cache write
—
03Pricing
Pricing across 1 providers
Per 1M tokens, USD. Sorted by input price. First-party row highlighted.
04History
Change history
12+ recent events since 2025-06-27
2026-09-02Removednano-gptofferingremoved→ new
2026-08-03Price cutnano-gptinput / 1M$10.00→ $2.20
2026-08-03Price cutnano-gptoutput / 1M$19.99→ $8.80
2026-08-03Contextnano-gptContext window200,000→ new
2026-08-03Contextnano-gptMax output100,000→ new
2026-08-02Removedkiloofferingremoved→ new
2026-07-30Removedopenrouterofferingremoved→ new
2026-07-24Removedopenaiofferingremoved→ new
2026-06-03ContextopenrouterContext window200,000→ new
2026-06-03ContextopenrouterMax output100,000→ new
2026-05-15Addedopenrouteroffering→ new
2026-02-17Addednano-gptoffering→ new