Sherlock Think Alpha

Image input Text input Text output Unavailable
Author's Description

This is a cloaked model provided to the community to gather feedback. A frontier reasoning model that excels at tool calling, with a 1.8M context window and multimodal support. **Note:** All prompts and completions for this model are logged by the provider and may be used to improve the model.

Key Specifications
Cost
$
Context
1M
Released
Nov 15, 2025
Speed
Ability
Reliability
Supported Parameters

This model supports the following parameters:

Include Reasoning Tools Reasoning Max Tokens Structured Outputs Response Format Tool Choice
Features

This model supports the following features:

Response Format Tools Structured Outputs Reasoning
Performance Summary

Sherlock Think Alpha, a frontier reasoning model from openrouter, demonstrates moderate speed performance, ranking in the 25th percentile across benchmarks. Price data is currently unavailable, suggesting potential free tier usage. The model exhibits exceptional reliability, achieving a 100% success rate across all 8 benchmarks, indicating consistent and usable responses. In terms of performance across categories, Sherlock Think Alpha excels in several areas. It achieved perfect accuracy in Hallucinations (Baseline), General Knowledge (Baseline), Reasoning (Baseline), and Ethics (Baseline), often ranking among the most accurate models for its speed. Its Mathematics (Baseline) performance is particularly noteworthy, achieving 97.0% accuracy, placing it in the 100th percentile and highlighting exceptional value with near-perfect accuracy at the lowest cost. Coding (Baseline) also shows strong performance at 94.0% accuracy (92nd percentile). While Instruction Following (Baseline) is solid at 73.0% accuracy (84th percentile) and Email Classification (Baseline) at 98.0% accuracy (69th percentile), these represent areas where there is some room for improvement compared to its perfect scores in other domains. Overall, the model's key strengths lie in its reasoning capabilities, ethical understanding, general knowledge, and mathematical proficiency.

Model Pricing

Current Pricing

Feature Price (per 1M tokens)
Prompt $0
Completion $0

Price History

Available Endpoints
Provider Endpoint Name Context Length Pricing (Input) Pricing (Output)
Stealth
Stealth | openrouter/sherlock-think-alpha 1M $0 / 1M tokens $0 / 1M tokens
Benchmark Results
Benchmark Category Reasoning Strategy Free Executions Accuracy Cost Duration
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