GPT OSS 20B API price
gpt-oss-20b
The cheapest GPT OSS 20B API is $0.007/M input at InferX (inference host) - all 3 providers compared below, per 1M tokens.
SmallOpenAI128K context3 sellers
Input
$0.007
per 1M tokens · InferX (inference host)
up to $0.05
Output
$0.025
per 1M tokens · InferX (inference host)
up to $0.20
Where to buy it
Cheapest GPT OSS 20B API providers compared - 3 sellers, from $0.007/M.
Cost calculator
| Provider | Input $/M | Output $/M | Cached in | Your cost |
|---|---|---|---|---|
| InferX (inference host)90% off | 0.0070cheapest | 0.025 | 0.0030 | |
| OpenRouter (aggregator)stale | 0.030 | 0.130 | 0.030 | |
| Together AI (inference host) | 0.050 | 0.200 | - |
7.1× between the cheapest and the dearest of 3 sellers.
Against its tier
- This model$0.032
- Tier median · DeepSeek V4.1 Flash$0.60
- Dearest · GPT 5.4 Mini (03-17 snapshot)$5.25
#1 of 19 small · cheaper than 100%
Details
- Context window
- 128K128,000 tokens
- Developer
- OpenAI
- Intelligence
- 10.0est.low
- Sellers
- 37.1× spread
- Cached input
- $0.003where the source publishes one
- Cheapest at
- InferX (inference host)
- Combined
- $0.032in + out per 1M
- Last checked
- 2026-09-17