Catalog Changes · 2026-10-15 06:04:05.872478

Inception: Mercury 2 · 2026-10-15 06:04:05.872478 UTC

OpenRouter

10 Changed Fields

Field / Array Position	Previous Value	Observed Value
Benchmarks · Design Arena[0] · Elo	980	982
Benchmarks · Design Arena[2] · Elo	1022	1023
Benchmarks · Design Arena[3] · Elo	1013	1011
Benchmarks · Design Arena[3] · Win Rate	22.6	22.5
Benchmarks · Design Arena[4] · Elo	991	990
Benchmarks · Design Arena[4] · Win Rate	19.4	19.3
Benchmarks · Design Arena[5] · Win Rate	24.5	24.6
Benchmarks · Design Arena[6] · Rank	112	113
Benchmarks · Design Arena[7] · Elo	1035	1036
Benchmarks · Design Arena[7] · Win Rate	21.9	22

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Inception: Mercury 2

inception/mercury-2

OpenRouter Catalog Changes

Last Observed: 2026-10-15 06:04:05.872478 UTC

Mercury 2 is an extremely fast reasoning LLM, and the first reasoning diffusion LLM (dLLM). Instead of generating tokens sequentially, Mercury 2 produces and refines multiple tokens in parallel, achieving...

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Architecture And Modalities · 3

Architecture · Instruct Type API Details /architecture/instruct_type Explicit Null	Explicit Null
Architecture · Modality API Details /architecture/modality text->text	text->text
Architecture · Tokenizer API Details /architecture/tokenizer Other	Other

Benchmarks · 3

Benchmarks · Artificial Analysis · Agentic Index API Details /benchmarks/artificial_analysis/agentic_index 1.6	1.6
Benchmarks · Artificial Analysis · Coding Index API Details /benchmarks/artificial_analysis/coding_index 31.1	31.1
Benchmarks · Artificial Analysis · Intelligence Index API Details /benchmarks/artificial_analysis/intelligence_index 13.8	13.8

Catalog Identity And Metadata · 11

Canonical Slug API Details /canonical_slug inception/mercury-2-20260304	inception/mercury-2-20260304
Context Tokens API Details /context_length 128000	128,000
Created API Details /created 1772636275	2026-03-04 14:57:55 UTC
Description API Details /description Mercury 2 is an extremely fast reasoning LLM, and the first reasoning diffusion LLM (dLLM). Instead of generating tokens sequentially, Mercury 2 produces and refines multiple tokens in parallel, achieving...	Mercury 2 is an extremely fast reasoning LLM, and the first reasoning diffusion LLM (dLLM). Instead of generating tokens sequentially, Mercury 2 produces and refines multiple tokens in parallel, achieving...
Expiration Date API Details /expiration_date Explicit Null	Explicit Null
Hugging Face Id API Details /hugging_face_id Explicit Null	Explicit Null
Id API Details /id inception/mercury-2	inception/mercury-2
Knowledge Cutoff API Details /knowledge_cutoff Explicit Null	Explicit Null
Links · Details API Details /links/details /api/v1/models/inception/mercury-2-20260304/endpoints	/api/v1/models/inception/mercury-2-20260304/endpoints
Name API Details /name Inception: Mercury 2	Inception: Mercury 2
Supported Voices API Details /supported_voices Explicit Null	Explicit Null

Default Parameters · 6

Default Parameters · Frequency Penalty API Details /default_parameters/frequency_penalty Explicit Null	Explicit Null
Default Parameters · Presence Penalty API Details /default_parameters/presence_penalty Explicit Null	Explicit Null
Default Parameters · Repetition Penalty API Details /default_parameters/repetition_penalty Explicit Null	Explicit Null
Default Parameters · Temperature API Details /default_parameters/temperature 0.75	0.75
Default Parameters · Top K API Details /default_parameters/top_k Explicit Null	Explicit Null
Default Parameters · Top P API Details /default_parameters/top_p Explicit Null	Explicit Null

Request Limits · 1

Per Request Limits API Details /per_request_limits Explicit Null	Explicit Null

Pricing · 3

Output Price · USD/Token API Details /pricing/completion 0.00000075	0.00000075
Pricing · Input Cache Read API Details /pricing/input_cache_read 0.000000025	0.000000025
Input Price · USD/Token API Details /pricing/prompt 0.00000025	0.00000025

Reasoning · 3

Reasoning · Default Effort API Details /reasoning/default_effort medium	medium
Reasoning · Default Enabled API Details /reasoning/default_enabled True	True
Reasoning · Mandatory API Details /reasoning/mandatory False	False

Provider Limits · 3

Top Provider · Context Length API Details /top_provider/context_length 128000	128,000
Top Provider · Is Moderated API Details /top_provider/is_moderated False	False
Top Provider · Max Completion Tokens API Details /top_provider/max_completion_tokens 50000	50,000

API Structure And Container Types

Architecture API Details /architecture Object · See Fields	Object · See Fields
Architecture · Input Modalities API Details /architecture/input_modalities Array · See Items	Array · See Items
Architecture · Output Modalities API Details /architecture/output_modalities Array · See Items	Array · See Items
Benchmarks API Details /benchmarks Object · See Fields	Object · See Fields
Benchmarks · Artificial Analysis API Details /benchmarks/artificial_analysis Object · See Fields	Object · See Fields
Benchmarks · Design Arena API Details /benchmarks/design_arena Array · See Items	Array · See Items
Default Parameters API Details /default_parameters Object · See Fields	Object · See Fields
Links API Details /links Object · See Fields	Object · See Fields
Pricing API Details /pricing Object · See Fields	Object · See Fields
Reasoning API Details /reasoning Object · See Fields	Object · See Fields
Reasoning · Supported Efforts API Details /reasoning/supported_efforts Array · See Items	Array · See Items
Supported Parameters API Details /supported_parameters Array · See Items	Array · See Items
Top Provider API Details /top_provider Object · See Fields	Object · See Fields

Architecture · Input Modalities

1 items · source order preserved

text

API Details

Item	/architecture/input_modalities/*
1	text

Architecture · Output Modalities

1 items · source order preserved

text

API Details

Item	/architecture/output_modalities/*
1	text

Supported Parameters

10 items · source order preserved

include_reasoning
max_tokens
reasoning
reasoning_effort
response_format
stop
structured_outputs
temperature
tool_choice
tools

API Details

Item	/supported_parameters/*
1	include_reasoning
2	max_tokens
3	reasoning
4	reasoning_effort
5	response_format
6	stop
7	structured_outputs
8	temperature
9	tool_choice
10	tools

Benchmarks · Design Arena

8 items · source order preserved

Item	Arena	Category	Elo	Rank	Win Rate
1	models	3d	982	113	21.9
2	models	asciiart	997	70	25.2
3	models	codecategories	1023	118	21.4
4	models	dataviz	1011	112	22.5
5	models	gamedev	990	119	19.3
6	models	svg	996	84	24.6
7	models	uicomponent	998	113	19.6
8	models	website	1036	120	22

API Details

Item	/benchmarks/design_arena/*/arena	/benchmarks/design_arena/*/category	/benchmarks/design_arena/*/elo	/benchmarks/design_arena/*/rank	/benchmarks/design_arena/*/win_rate
1	models	3d	982	113	21.9
2	models	asciiart	997	70	25.2
3	models	codecategories	1023	118	21.4
4	models	dataviz	1011	112	22.5
5	models	gamedev	990	119	19.3
6	models	svg	996	84	24.6
7	models	uicomponent	998	113	19.6
8	models	website	1036	120	22

Reasoning · Supported Efforts

4 items · source order preserved

high
medium
low
none

API Details

Item	/reasoning/supported_efforts/*
1	high
2	medium
3	low
4	none