LiquidAI: LFM3-1.7B

Text input Text output Free Option
Author's Description

A compact 1.7B-parameter text model with a 256K-token context, post-trained for agents, tool calling, and structured outputs. It reasons before it answers. Prompts and outputs may be retained and used...

Key Specifications
Cost
$$$
Context
262K
Parameters
7B
Released
Nov 06, 2026
Speed
★★
Ability
★★
Reliability
★
Supported Parameters

This model supports the following parameters:

Min P Presence Penalty Logprobs Temperature Response Format Top Logprobs Include Reasoning Max Tokens Tools Top P Tool Choice Stop Structured Outputs Frequency Penalty Seed Reasoning
Features

This model supports the following features:

Structured Outputs Reasoning Tools Response Format
Performance Summary

LiquidAI’s LFM3-1.7B shows moderate speed performance, ranking in the 28th percentile, while offering competitive pricing situated at the 56th percentile across evaluated benchmarks. The model also demonstrates strong reliability, achieving an 86% technical success rate with very few operational failures. Across benchmark categories, LFM3-1.7B delivers solid performance in specialized technical domains despite its compact 1.7B parameter footprint. Its primary strengths lie in mathematics and coding, achieving 88.0% accuracy on complex math evaluations and 82.0% accuracy across multiple programming languages. It also maintains competent deductive capabilities, posting a 70.0% accuracy in multi-step reasoning tasks. Conversely, the model’s notable weakness is in complex instruction following, where its accuracy dropped to 54.0%, indicating that it may struggle with intricate, multi-layered conditional directives or strict formatting constraints. While its accuracy percentiles relative to the broader model landscape sit in the mid-to-high 30s, LFM3-1.7B couples its technical problem-solving capabilities with a massive 256K-token context window and internal reasoning mechanisms. This makes it a reliable, cost-effective choice for developers seeking an efficient, lightweight model for math and code-oriented agentic workflows.

Model Pricing

Current Pricing

Feature Price (per 1M tokens)
Prompt $0.08
Completion $0.2
Input Cache Read $0.02

Price History

Available Endpoints
Provider Endpoint Name Context Length Pricing (Input) Pricing (Output)
Liquid
Liquid | liquid/lfm-3-1.7b-20261106 262K $0.08 / 1M tokens $0.2 / 1M tokens
Benchmark Results
Benchmark Category Reasoning Strategy Free Executions Accuracy Cost Duration
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