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FireFunction V1

FireFunction V1 is Fireworks AI's language model with a 33K context window, starting at $0.500 / 1M input and $0.500 / 1M output. Fireworks AI's first open-source function-calling LLM, optimized for structured tool-use and API integration tasks.
Specifications
Canonical IDfireworks-ai-firefunction-1
TypeLanguage
StatusActive
CreatorFireworks AIFireworks AI
Providers
Context Window33K tokens
Input ModalitiesText
Output ModalitiesText

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

ProviderStandard
Input
$ / 1M
Output
$ / 1M
Fireworks AI logo
Fireworks AI
fireworks_ai/accounts/fireworks/models/firefunction-v1
$0.500$0.500

Cost Calculator

Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
FireFunction V28K$0.900$0.900Available
FireFunction V133K$0.500$0.500Current

Model IDs