gpt-oss-20b (low) API Pricing
OpenAI · released 2025-08-05 · merges 2 reasoning-effort tiers
Benchmarks shown for the highest-scoring reasoning tier. Merged tiers: gpt-oss-20b (low), gpt-oss-20b (high).
Pricing
< 0.01¢ / 1K
0.020¢ / 1K
0.010¢ / 1K
What it actually costs
| Workload | Tokens | Cost |
|---|---|---|
| Short chat reply | 500 in / 300 out | 0.0095¢ |
| RAG query | 4,000 in / 500 out | 0.038¢ |
| Long document summary | 50,000 in / 1,000 out | 0.37¢ |
| Code review of a 2k-line file | 30,000 in / 2,000 out | 0.25¢ |
| 1,000 chat replies/day for 30 days | 30,000 × (500 in / 300 out) | $2.85 |
Cost = (input tokens ÷ 1,000,000 × $0.07) + (output tokens ÷ 1,000,000 × $0.20).
Benchmarks
#255 of 533
#103 of 249
Similar intelligence, lower price
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Gemma 4 E4B (Reasoning) | 8.9 | $0.04 |
| Granite 4.2 3B | 9.1 | $0.052 |
| NVIDIA Nemotron Nano 9B V2 (Reasoning) | 7.4 | $0.07 |
| Sarvam 105B (high) | 8.8 | $0.074 |
| NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) | 8.9 | $0.088 |
Leaderboard neighbours
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Llama 4 Maverick | 10.0 | $0.422 |
| MiniMax M1 40k | 10.0 | — |
| Nova 2.0 Pro Preview (Non-reasoning) | 10.0 | $3.438 |
| gpt-oss-20b (low) | 10.0 | $0.103 |
| Gemini 2.5 Flash (Non-reasoning) | 9.9 | $0.85 |
| K2-V2 (high) | 9.9 | — |
| North Mini Code | 9.9 | — |
More from OpenAI
| Model | Intelligence | Blended $/1M |
|---|---|---|
| GPT-6 Astra (max) | 52.7 | $20.00 |
| GPT-5.6 Sol (max) | 47.0 | $8.00 |
| GPT-5.6 Terra (max) | 42.1 | $4.50 |
| GPT-5.4 (xhigh) | 39.0 | $5.625 |
| GPT-5.5 (xhigh) | 38.4 | $11.25 |
| GPT-5.6 Luna (max) | 37.3 | $0.45 |
| GPT-5.3 Codex (xhigh) | 32.5 | $4.813 |
| GPT-5.2 (xhigh) | 30.4 | $4.813 |
Count tokens & estimate cost for gpt-oss-20b (low) See gpt-oss-20b (low) on the leaderboard
Source: Artificial Analysis · last synced 2026-09-22
FAQ
Who develops gpt-oss-20b (low)?
gpt-oss-20b (low) is developed by OpenAI, released 2025-08-05.
How much does gpt-oss-20b (low) cost per million tokens?
gpt-oss-20b (low) costs $0.07 per 1M input tokens and $0.20 per 1M output tokens ($0.103 blended), per Artificial Analysis's official pricing data.
How does gpt-oss-20b (low) rank on benchmarks?
gpt-oss-20b (low) scores 10.0 on the Artificial Analysis Intelligence Index, ranking #255 of 533 models we track.
Is there a cheaper model with similar intelligence to gpt-oss-20b (low)?
Yes — Gemma 4 E4B (Reasoning) scores similar intelligence (8.9) at $0.04/1M blended, versus $0.103/1M for gpt-oss-20b (low).
Where does this data come from?
Pricing and benchmark data for gpt-oss-20b (low) comes from Artificial Analysis (artificialanalysis.ai), synced daily. Last synced 2026-09-22.