Inception: Mercury 2.5

Mercury 2.5 is the fastest reasoning LLM, and the latest diffusion LLM (dLLM) from Inception. Instead of generating tokens sequentially, Mercury 2.5 produces and refines multiple tokens in parallel, achieving...

Modalities

In / Out Price

$0.04 / $0.15 per 1M

Context

260K

Released

Sep 8, 2026

Knowledge Cutoff

—

API

Reroute speaks the OpenAI Chat Completions format. Point any OpenAI SDK at https://reroute.wtf/api/v1 and use inception/mercury-2.5 as the model.

You need an API key

Keys start with sk-rr-v1- and are shown once.

Create API key

curl https://reroute.wtf/api/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $REROUTE_API_KEY" \
  -d '{
  "model": "inception/mercury-2.5",
  "messages": [
    { "role": "user", "content": "What is the meaning of life?" }
  ]
}'

Streaming

Set stream: true to receive server-sent events. The final chunk carries usage and cost.

curl -N https://reroute.wtf/api/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $REROUTE_API_KEY" \
  -d '{ "model": "inception/mercury-2.5", "stream": true,
        "messages": [{ "role": "user", "content": "Count to five" }] }'