Catalog Changes · 2026-10-13 03:21:00.127871

SpaceXAI: Grok 4.3 · 2026-10-13 03:21:00.127871 UTC

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SpaceXAI: Grok 4.3

x-ai/grok-4.3

OpenRouter Catalog Changes

Last Observed: 2026-10-13 12:00:58.544147 UTC

Grok 4.3 is a reasoning model from SpaceXAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...

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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+image+file->text	text+image+file->text
Architecture · Tokenizer API Details /architecture/tokenizer Grok	Grok

Benchmarks · 3

Benchmarks · Artificial Analysis · Agentic Index API Details /benchmarks/artificial_analysis/agentic_index 15.5	15.5
Benchmarks · Artificial Analysis · Coding Index API Details /benchmarks/artificial_analysis/coding_index 42.2	42.2
Benchmarks · Artificial Analysis · Intelligence Index API Details /benchmarks/artificial_analysis/intelligence_index 24.9	24.9

Catalog Identity And Metadata · 11

Canonical Slug API Details /canonical_slug x-ai/grok-4.3-20260430	x-ai/grok-4.3-20260430
Context Tokens API Details /context_length 1000000	1,000,000
Created API Details /created 1777591821	2026-04-30 23:30:21 UTC
Description API Details /description Grok 4.3 is a reasoning model from SpaceXAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...	Grok 4.3 is a reasoning model from SpaceXAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...
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 x-ai/grok-4.3	x-ai/grok-4.3
Knowledge Cutoff API Details /knowledge_cutoff Explicit Null	Explicit Null
Links · Details API Details /links/details /api/v1/models/x-ai/grok-4.3-20260430/endpoints	/api/v1/models/x-ai/grok-4.3-20260430/endpoints
Name API Details /name SpaceXAI: Grok 4.3	SpaceXAI: Grok 4.3
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 Explicit Null	Explicit Null
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 · 4

Output Price · USD/Token API Details /pricing/completion 0.0000025	0.0000025
Pricing · Input Cache Read API Details /pricing/input_cache_read 0.0000002	0.0000002
Input Price · USD/Token API Details /pricing/prompt 0.00000125	0.00000125
Pricing · Web Search API Details /pricing/web_search 0.005	0.005

Reasoning · 3

Reasoning · Default Effort API Details /reasoning/default_effort low	low
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 1000000	1,000,000
Top Provider · Is Moderated API Details /top_provider/is_moderated False	False
Top Provider · Max Completion Tokens API Details /top_provider/max_completion_tokens 900000	900,000

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
Pricing · Overrides API Details /pricing/overrides Array · See Items	Array · See Items
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

3 items · source order preserved

text
image
file

API Details

Item	/architecture/input_modalities/*
1	text
2	image
3	file

Architecture · Output Modalities

1 items · source order preserved

text

API Details

Item	/architecture/output_modalities/*
1	text

Supported Parameters

13 items · source order preserved

include_reasoning
logprobs
max_tokens
reasoning
reasoning_effort
response_format
seed
structured_outputs
temperature
tool_choice
tools
top_logprobs
top_p

API Details

Item	/supported_parameters/*
1	include_reasoning
2	logprobs
3	max_tokens
4	reasoning
5	reasoning_effort
6	response_format
7	seed
8	structured_outputs
9	temperature
10	tool_choice
11	tools
12	top_logprobs
13	top_p

Benchmarks · Design Arena

21 items · source order preserved

Item	Arena	Category	Elo	Rank	Win Rate
1	agents	agenticgamedev	1007	24	28.8
2	agents	agentichtmlslides	1066	9	31.8
3	agents	agenticslides	1072	9	31.9
4	agents	agenticslides(html)	1066	9	31.7
5	agents	agenticslides(python-pptx)	1068	9	32.4
6	agents	androidnative	975	37	22.7
7	agents	fullstack	1006	40	28.1
8	agents	godotgamedev	914	36	20.7
9	agents	htmlslides	1008	23	28.4
10	agents	mobileapps	1055	43	33.6
11	agents	pptxslides	1071	8	32.5
12	agents	python-pptxslides	1072	26	30.8
13	agents	webapps	1120	30	43.3
14	models	3d	1127	78	41
15	models	asciiart	1130	51	43
16	models	codecategories	1190	59	44
17	models	dataviz	1183	62	45.2
18	models	gamedev	1181	59	43.7
19	models	svg	1082	65	37.3
20	models	uicomponent	1196	57	45.1
21	models	website	1199	60	44.4

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	agents	agenticgamedev	1007	24	28.8
2	agents	agentichtmlslides	1066	9	31.8
3	agents	agenticslides	1072	9	31.9
4	agents	agenticslides(html)	1066	9	31.7
5	agents	agenticslides(python-pptx)	1068	9	32.4
6	agents	androidnative	975	37	22.7
7	agents	fullstack	1006	40	28.1
8	agents	godotgamedev	914	36	20.7
9	agents	htmlslides	1008	23	28.4
10	agents	mobileapps	1055	43	33.6
11	agents	pptxslides	1071	8	32.5
12	agents	python-pptxslides	1072	26	30.8
13	agents	webapps	1120	30	43.3
14	models	3d	1127	78	41
15	models	asciiart	1130	51	43
16	models	codecategories	1190	59	44
17	models	dataviz	1183	62	45.2
18	models	gamedev	1181	59	43.7
19	models	svg	1082	65	37.3
20	models	uicomponent	1196	57	45.1
21	models	website	1199	60	44.4

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

Pricing · Overrides

1 items · source order preserved

Item 1

Completion: 0.000005
Input Cache Read: 0.0000004
Min Prompt Tokens: 200000
Prompt: 0.0000025

API Details

Item	/pricing/overrides/*/completion	/pricing/overrides/*/input_cache_read	/pricing/overrides/*/min_prompt_tokens	/pricing/overrides/*/prompt
1	0.000005	0.0000004	200000	0.0000025