Mercury 3

proprietary

Mercury 3

Context
1M
Max output
131K
Input price
$0.1/1M tokens
Output price
$0.35/1M tokens

Capabilities

Reasoning & Interaction
Tool Calling
Output Control
Structured Output
JSON Mode
Infrastructure
Streaming

Details

Model IDmercury-3
Provider Inception Labs
Creator inception
Familymercury
Licenseproprietary
Statusactive
Typechat
Input modalitiestext
Output modalitiestext
Open weightNo
Parameters—
Architecture—
Context window1M tokens
Max input—
Max output131K tokens
Reasoning tokens—
Knowledge cutoff—
Release date—
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Endpoints

Chat CompletionsPOST
Generate chat responses with messageshttps://api.inceptionlabs.ai/v1/chat/completions

Pricing

Input
$0.1
Output
$0.35
Cache write
—
Cache read
$0.01
Batch in
—
Batch out
—

Family Comparison: mercury

ModelContextMax outPricing
Mercury Decide66K50K$0.02$0
Mercury 31M131K$0.1$0.35
Mercury 2.5260K66K$0.2$0.75
Mercury 2128K50K$0.25$0.75
Mercury Coder128K32K$0.25$0.75
Mercury Edit 2128K32K$0.25$0.75
Mercury Edit128K32K$0.25$0.75
Mercury128K32K$0.25$0.75

API

GET/v1/models/inception/mercury-3

Mercury 3

mercury-3

Mercury 3

Changes · 3 entries
mercury-3createca7a400Nov 2, 2026, 03:02 AM
mercury-3updateb2f45bfOct 29, 2026, 03:29 AM
pricinginput$0→$0.1output$0→$0.35cached input$0→$0.01
mercury-3create42a9895Oct 20, 2026, 06:39 AM