head-to-head

SpaceXAI: Grok 4.5 vs Anthropic: Claude Haiku Latest

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

	SpaceXAI: Grok 4.5	Anthropic: Claude Haiku Latest
Vendor	x-ai	~anthropic
Quality Score	100	100
Benchmark Score	65.0	-
Input Price	$2.00/M	$1.00/M
Output Price	$6.00/M	$5.00/M
Context Window	500,000	200,000
Max Output	450,000	64,000
Tool Calling	✓	✓
Structured Output	✓	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	-	-
Benchmark Scores
ai_index	64.0	-

Who wins by task?

Task	SpaceXAI: Grok 4.5	Anthropic: Claude Haiku Latest
SQL Generation	140	129
Code Review	144	124
Code Completion	119	114
Code Refactoring	146	124
Bug Fixing	148	128
Unit Test Generation	131	120
Code Documentation	136	122
Regex Writing	124	118
CI/CD Pipelines	127	116
Frontend Component Design	129	122
Data Analysis	133	124
CSV / Spreadsheet Cleanup	135	125
ETL Scripting	137	120
JSON Extraction	122	122
Bulk Data Labeling	119	120
OCR / Document Parsing	134	127
Table Extraction from PDFs	134	127
Long-Document Summarization	147	125
Short-Form Summarization	117	114
Blog Post Writing	128	117

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