Open-source AI infrastructure

GPT OSS 20B (Fireworks)

Review GPT OSS 20B (Fireworks) on Fireworks AI: token pricing, context window, capabilities, modalities, and routing details in the Everstack model catalog.

Get Started with $5 Credits Read the docs

GPT OSS 20B (Fireworks) pricing and limits on Fireworks AI

Token pricing through Fireworks AI: $0.070 per million input tokens, $0.300 per million output tokens. Limits: 131K token context window, 33K max output tokens.

Capabilities and modalities

Supported capabilities: chat, function_calling, reasoning. Accepts text input. Returns text output. Model family: gpt-oss. Catalog status: stable.

Routing GPT OSS 20B (Fireworks) through Everstack

Call GPT OSS 20B (Fireworks) on Fireworks AI through one OpenAI-compatible endpoint, with provider fallback, semantic caching, per-tenant rate limits, and OpenTelemetry traces for latency, tokens, and cost.