head-to-head

SpaceXAI: Grok 4.3 vs Anthropic: Claude Haiku Latest

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-09-23.

	SpaceXAI: Grok 4.3	Anthropic: Claude Haiku Latest
Vendor	x-ai	~anthropic
Quality Score	100	100
Benchmark Score	39.3	-
Input Price	$1.25/M	$1.00/M
Output Price	$2.50/M	$5.00/M
Context Window	1,000,000	200,000
Max Output	900,000	64,000
Tool Calling	✓	✓
Structured Output	✓	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	-	-
Benchmark Scores
ai_index	41.1	-

Who wins by task?

Task	SpaceXAI: Grok 4.3	Anthropic: Claude Haiku Latest
SQL Generation	138	129
Code Review	139	124
Code Completion	120	114
Code Refactoring	142	124
Bug Fixing	143	128
Unit Test Generation	128	120
Code Documentation	134	122
Regex Writing	123	118
CI/CD Pipelines	124	116
Frontend Component Design	126	122
Data Analysis	130	124
CSV / Spreadsheet Cleanup	135	125
ETL Scripting	133	120
JSON Extraction	123	122
Bulk Data Labeling	120	120
OCR / Document Parsing	133	127
Table Extraction from PDFs	133	127
Long-Document Summarization	144	125
Short-Form Summarization	117	114
Blog Post Writing	126	117

Scores reflect capability match + benchmark data + pricing for each task. Methodology →