gpt-oss-20b
Open GPT reasoning model for self-hosted agents and controllable deployments
Context
131,072
Max output
131,072
Input / 1M
$0.02
Output / 1M
$0.10
Providers
36
01Profile
Profile
Released
2025-08-05
Last updated
2026-04-16
Knowledge cutoff
—
Weights
Open
02Capabilities
Capabilities
Input
text
Output
text
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
Attachments
No
Cache read
—
Cache write
—
03Pricing
Pricing across 41 providers
Per 1M tokens, USD. Sorted by input price. First-party row highlighted.
04History
Change history
12+ recent events since 2025-08-05
2026-09-15Removedllmgateway-providersofferingremoved→ new
2026-09-14Price upollama-cloudinput / 1M—→ $0.07
2026-09-14Price upollama-cloudoutput / 1M—→ $0.30
2026-09-10Addedamazon-bedrockoffering→ new
2026-09-10Price cutnano-gptinput / 1M$0.20→ $0.04
2026-09-10Price cutnano-gptoutput / 1M$0.80→ $0.15
2026-09-08Price upedenaiinput / 1M$0.02→ $0.03
2026-09-08Price upedenaioutput / 1M$0.10→ $0.13
2026-09-02Price cutllmgatewayinput / 1M$0.05→ $0.04
2026-09-02Price cutllmgatewayoutput / 1M$0.20→ $0.19
2026-09-02Addedllmgateway-providersoffering→ new
2026-09-02Price upneoninput / 1M$0.05→ $0.07
05Usage
Monthly token share
Rank #51 · 2026-09
0.2%