Skip to content
Alpha
  • Models
  • Rankings
  • Ori

Footer

OpenRouterOpenRouter
© 2026 OpenRouter, Inc

Product

  • Chat
  • Rankings
  • Benchmarks
  • Apps
  • Discover
  • Models
  • Ori
  • Collections
  • Providers
  • Tools
  • Pricing
  • Business
  • EU routing
  • Enterprise
  • Labs

Company

  • About
  • Blog
  • Careers
    Hiring
  • Privacy
  • Terms of Service
  • Trust Center
  • Support
  • Works With OR
  • Data
  • Brand

Developer

  • Documentation
  • API Reference
  • Developer Platform
  • Status
  • AI Site Map

Connect

  • Discord
  • GitHub
  • LinkedIn
  • X
  • YouTube
  1. Home
  2. /
  3. Compare

Relace Search vs Step 3.5 Flash

Compare Relace Search from relace and Step 3.5 Flash from stepfun on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.

Favicon for relace
Relace Search
Favicon for stepfun
Step 3.5 Flash
Favicon for relace
Relace Search
Favicon for stepfun
Step 3.5 Flash

Overview

Relace Search
Author
relace
Step 3.5 Flash
Author
stepfun
Relace Search
Context length
256Ktokens
Step 3.5 Flash
Context length
262Ktokens
Relace Search
Reasoning
Step 3.5 Flash
Reasoning
Relace Search
Input modalities
Step 3.5 Flash
Input modalities
Relace Search
Output modalities
Step 3.5 Flash
Output modalities

Relace Search vs Step 3.5 Flash: side-by-side summary

Relace Search and Step 3.5 Flash are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Relace Search, from relace, has a 256,000-token context window and is priced at $1/M tokens input, $3/M tokens output on OpenRouter.

Step 3.5 Flash, from stepfun, has a 262,144-token context window and is priced at $0.10/M tokens input, $0.30/M tokens output on OpenRouter.

Context window
  • Relace Search: 256,000 tokens
  • Step 3.5 Flash: 262,144 tokens
Price
  • Relace Search: $1/M tokens input, $3/M tokens output
  • Step 3.5 Flash: $0.10/M tokens input, $0.30/M tokens output
Provided by
  • Relace Search: relace
  • Step 3.5 Flash: stepfun
  • Relace Search model details, providers and pricing
  • Step 3.5 Flash model details, providers and pricing

Relace Search vs Step 3.5 Flash at a glance

Relace Search vs Step 3.5 Flash comparison
AttributeRelace SearchStep 3.5 Flash
Input price$1/M tokens$0.10/M tokens
Output price$3/M tokens$0.30/M tokens
Context window256,000 tokens262,144 tokens
Intelligence IndexNot available17.0
Coding IndexNot availableNot available
Agentic IndexNot availableNot available
Latency (p50)0.81 s1.15 s
Throughput (p50)90.0 tok/s76.0 tok/s

Benchmark data updated Oct 5, 2026

Frequently asked questions

Is Relace Search cheaper than Step 3.5 Flash?

Step 3.5 Flash is cheaper than Relace Search on OpenRouter: Step 3.5 Flash costs $0.10/M tokens input and $0.30/M tokens output, while Relace Search costs $1/M tokens input and $3/M tokens output.

Which has the longer context window, Relace Search or Step 3.5 Flash?

Step 3.5 Flash has the longer context window at 262,144 tokens, compared with 256,000 tokens for Relace Search.

Which is faster, Relace Search or Step 3.5 Flash?

Relace Search is faster on OpenRouter, generating a median 90.0 tokens per second compared with 76.0 tokens per second for Step 3.5 Flash.