Mercury 2.5 Preview
Mercury 2.5 Preview is Inception’s diffusion language model served through OpenRouter. It supports tunable reasoning, parallel tool calls, schema-aligned JSON output, and a 260K-token context window for search agents, voice pipelines, and coding subagents.
Overview
6 featuresMercury 2.5 Preview sits in PulseGate's Reasoning category. It focuses on reducing latency and cost for production applications that use reasoning language models. Mercury 2.5 Preview is a B2B product aimed at AI developers and engineering teams. Pricing is paid. It runs on the command line and API.
It is developed by Inception. Key capabilities include tunable reasoning, parallel tool calls, and JSON output. It exposes integrations via a public API.
Summary written by a language model from the project’s public pages.
- Tunable reasoning
- Parallel tool calls
- JSON output
- 260K context
- Playground
- Provider routing
Built with & integrations
- Next.js
- x-powered-by header · /_next/static/ in the HTML · __next_f in the HTML
- openai
- bgpt- in the HTML
- Vercel
- x-vercel-id header · x-vercel-cache header
- multiple
- bopenrouter in the HTML
- anthropic
- bclaude in the HTML
- Cloudflare
- cf-ray header · cf-cache-status header
Trust & compliance
Indexing history
1What PulseGate has recorded for this listing
- Indexed2 Sept · 02:20 UTCInception: Mercury 2.5 Preview on OpenRouter verified against its public sourceSource: PulseGate · Open
Frequently asked questions about Mercury 2.5 Preview
- What does Mercury 2.5 Preview do?
- Mercury 2.5 Preview focuses on reducing latency and cost for production applications that use reasoning language models. It is catalogued under Reasoning on PulseGate.
- Who is Mercury 2.5 Preview for?
- Mercury 2.5 Preview is a B2B product built for AI developers and engineering teams.
- Does Mercury 2.5 Preview have a free plan?
- No — Mercury 2.5 Preview is paid.
- What platforms does Mercury 2.5 Preview run on?
- Mercury 2.5 Preview runs on the command line and API.
- Is Mercury 2.5 Preview still maintained?
- Unverified. Mercury 2.5 Preview has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
- What are alternatives to Mercury 2.5 Preview?
- Similar projects tracked by PulseGate include Phi 4 Reasoning Plus, Qwen3.5 27B Claude 4.6 Opus Reasoning Distilled, and LLaDA2.1 Flash.Phi 4 Reasoning PlusQwen3.5 27B Claude 4.6 Opus Reasoning DistilledLLaDA2.1 Flash
- Who makes Mercury 2.5 Preview?
- Mercury 2.5 Preview is developed by Inception.
- Does Mercury 2.5 Preview have an API or integrations?
- Yes — Mercury 2.5 Preview exposes a public API.
Also in Reasoning
Same category — not a similarity match