GPT-5Chat
OpenAI's flagship model — excellent across all task types.
8.4sp50100%up1 rail128K ctx$0.025typical$1.96 → $15.68 /MTok
Playground
Providers
| Provider | Role | Context | Price · in / out |
|---|---|---|---|
 fireworksNo trainingNo training on your data. Zero-retention available | Primary | 131K | $0.30 / $0.75/MToksame price, any rail |
| ggroqNo trainingNo training on your data. Zero-retention available | Fallback | 131K | |
| ccerebras |
Performance
Collecting — charts appear after two days.
Pricing
- Typical
- $0.002/req
- Input
- $0.30/M tok
- Cached input
- $0.17/M tok
- Output
- $0.75/M tok
API
POST/api/v1/chat/completionsOpenAI-compatible
gpt-oss-120b
curl https://www.ninjachat.ai/api/v1/chat/completions \
-H "Authorization: Bearer $NINJACHAT_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "gpt-oss-120b",
"messages": [{ "role": "user", "content": "Hello!" }],
"stream": true
}'messagestemperaturemax_completion_tokenstop_pstopfrequency_penaltypresence_penaltyseedstreamuserroutingtoolstool_choice
FAQ
What is GPT-OSS 120B?
OpenAI's Apache-2.0 open-weight 120B reasoning model, served on neutral inference hosts.
How much does GPT-OSS 120B cost?
GPT-OSS 120B costs $0.30/M input tokens and $0.75/M output tokens.
What inputs and outputs does GPT-OSS 120B support?
GPT-OSS 120B accepts text and returns text.
How do I call GPT-OSS 120B?
POST /api/v1/chat/completions with `"model": "gpt-oss-120b"`.
What other GPT models are on NinjaChat?
GPT-5, GPT-5 Mini, GPT-5.4, GPT-5.4 Pro, GPT-5.6 Luna, GPT-5.6 Sol, GPT-5.6 Terra, GPT-OSS 20B, O3 Mini.