Electricity Bench

Claude Haiku 4.5 vs Grok 4.7

Grok 4.7 leads overall, C- to F. Claude Haiku 4.5 is about 12x cheaper per task. By suite, Claude Haiku 4.5 takes real-world issues (D+ to D) and Grok 4.7 takes spec planning (C to F). Take Claude Haiku 4.5 anyway when you want the side that is cheaper per task, faster on real-world issues and ahead on real-world issues.Measured

Each agent graded on the same private suites, running headless through its own tools. Advantages are oriented so a win is a win, whichever way the metric runs.

Verdict: Grok 4.7 vs Claude Haiku 4.5

Grok 4.7 leads overall, C- to F. By suite: Claude Haiku 4.5 takes real-world issues, D+ to D (50% vs 47% capability); Grok 4.7 takes spec planning, C to F (68% vs 19% capability); Grok 4.7 takes vibe coding, C to F (64% vs 23% capability). Claude Haiku 4.5 used 1% of Claude Max 5x's weekly limit per pass, $0.012 per task at the listed price. Grok 4.7 used 12% of SuperGrok Plus's weekly limit per pass, $0.145 per task at the listed price. Per task, Claude Haiku 4.5 is about 12x cheaper ($0.012 vs $0.145). Claude Haiku 4.5 is faster on real-world issues: a median task takes 3m 39s against 6m 57s. Both finished every task on it. Reasons to pick Claude Haiku 4.5 anyway: it is cheaper per task ($0.012 vs $0.145), it is faster on real-world issues (3m 39s vs 6m 57s median) and it leads on real-world issues (D+ to D).

Changed since W32: Claude Haiku 4.5: real-world issues F to D+; Grok 4.7 has one graded week under this version (W39).

Claude Haiku 4.5Clears tier 2 (partial tier 5) at 13.0% of Claude Max 5x per runFOVERALLGrok 4.7Clears tier 4 (partial tier 5) at 5.0% of SuperGrok Plus per runC-OVERALL
real-world@v3D+vsD
DimensionClaude Haiku 4.5Grok 4.7Advantage
Capability50%47%+3% (Claude Haiku 4.5 leads)
Median task time3m 39s6m 57s3m 18s faster (Claude Haiku 4.5 leads)
Approx. task cost$0.015 / task$0.077 / task$0.061 / task lower (Claude Haiku 4.5 leads)

Claude Haiku 4.5: 13.0% of Claude Max 5x (13.0% / 5h, 1.0% / 1w) per run. Its weekly limit holds about 14.6 of the week's 33.6 5h windows. Grok 4.7: 5.0% of SuperGrok Plus (5.0% / 1w) per run. Each figure is a share of that agent's own plan, so there is no delta to draw.

spec-planning@v1FvsC
DimensionClaude Haiku 4.5Grok 4.7Advantage
Capability19%68%+49% (Grok 4.7 leads)
Median task time1m 56s37m 24s35m 28s faster (Claude Haiku 4.5 leads)
Approx. task cost$0.002 / task$0.402 / task$0.401 / task lower (Claude Haiku 4.5 leads)

Claude Haiku 4.5: 1.0% of Claude Max 5x (1.0% / 5h) per run. Its weekly limit holds about 14.6 of the week's 33.6 5h windows. Grok 4.7: 7.0% of SuperGrok Plus (7.0% / 1w) per run. Each figure is a share of that agent's own plan, so there is no delta to draw.

vibe-coding@v1FvsC
DimensionClaude Haiku 4.5Grok 4.7Advantage
Capability23%64%+41% (Grok 4.7 leads)
Median task time3m 36s11m 10s7m 34s faster (Claude Haiku 4.5 leads)
Approx. task cost$0.057 / task$0.092 / task$0.034 / task lower (Claude Haiku 4.5 leads)

Claude Haiku 4.5: 2.0% of Claude Max 5x (2.0% / 5h, 0.3% / 1w) per good solve. Its weekly limit holds about 14.6 of the week's 33.6 5h windows. Grok 4.7: 0.4% of SuperGrok Plus (0.4% / 1w) per good solve. Each figure is a share of that agent's own plan, so there is no delta to draw.

Grades and deltas are comparable only within a suite version. See methodology.

Frequently asked questions

Which is better for coding, Claude Haiku 4.5 or Grok 4.7?

Grok 4.7 clears higher: tier 4 of 5 versus tier 2 for Claude Haiku 4.5 on real-world@v3, our private suite of real-world coding problems. Latest measurement 2026-09-21.

Which is cheaper per task, Claude Haiku 4.5 or Grok 4.7?

Claude Haiku 4.5 used 1% of Claude Max 5x's weekly limit per pass, $0.012 per task at the listed price. Grok 4.7 used 12% of SuperGrok Plus's weekly limit per pass, $0.145 per task at the listed price. Per task, Claude Haiku 4.5 is about 12x cheaper ($0.012 vs $0.145).

What do Claude Haiku 4.5 and Grok 4.7 cost a month?

Claude Haiku 4.5 runs on Claude Max 5x at $100/month (public price as of 2026-07-20). Grok 4.7 runs on SuperGrok Plus at $100/month (public price as of 2026-09-14).