Step 3.5 Flash by OpenRouter | AI model information

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Model details

Step 3.5 Flash

OpenRouterstepfun/step-3.5-flash

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Quick Info

Provider: OpenRouter
Model key: stepfun/step-3.5-flash
Release date: Jan 29, 2026

Cost

Input token cost: $0.10
Output token cost: $0.30

Limits

Output tokens: 65,536 tokens
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Videos about Step 3.5 Flash

Recent tweets and retweets from OpenRouter

Jul 16, 2026, 5:16 PMUTC

Good thing we just landed on @OpenRouter

Jul 16, 2026, 12:32 PMUTC

At @sentry we just started to adopt @OpenRouter so I quickly wiped together a @pidotdev extension that exposes their most useful server tools as Pi tools. Took ~15mins to have this for idea to finished repo, Pi is king github.com/HazAT/pi-openrout… Link GitHub -…

Jul 16, 2026, 6:11 PMUTC

New and exciting model family on @OpenRouter: Muse Spark, from Meta! We want to make sure that many choices for AGI surface in the market, not just one. Things to try: 1. Ask the OpenRouter MCP where in your codebase you should try it 2. Use it in the chatroom:…

Jul 16, 2026, 5:15 PMUTC

A lot of people asked for this, so Muse Spark 1.1 is now on OpenRouter.

Jul 16, 2026, 5:15 PMUTC

Muse Spark 1.1 is available now on OpenRouter for US-based developers. openrouter.ai/meta/muse-spar… Link Muse Spark 1.1 - API Pricing & Providers Muse Spark 1.1 is a multimodal reasoning model from Meta, built for agentic tasks. $1.25 per million input tokens, $4.25 per…

Recent tweets and retweets from OpenRouter

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