HEAD-TO-HEAD BENCHMARK COMPARISONTier 1 vs Tier 1

OpenAI GPT-6 Sol vs xAI Grok 4.7

Empirical evaluation across autonomous coding benchmarks (SWE-bench Verified, LiveCodeBench), token economics, and multi-agent topology in Swarm.

TECHNICAL VERDICT

For autonomous agentic coding where multi-file patch pass rate is paramount, OpenAI GPT-6 Sol holds the verified advantage (+1.5% advantage). OpenAI GPT-6 Sol is 1.2x cheaper on input tokens ($2.5/M vs $3/M). In Swarm multi-agent clusters, Both models sit in Tier 1 (Tier 1: Frontier Generalist). Excellent peer redundancy or parallel Coder swarm execution.

OpenAI GPT-6 Sol

Primary / Planner
SWE-bench Verified:75.1%
LiveCodeBench:65.8%
Pricing (In / Out):$2.5 / $12.5
VS

xAI Grok 4.7

Primary / Planner
SWE-bench Verified:73.6%
LiveCodeBench:64.9%
Pricing (In / Out):$3 / $15

Standardized Coding & Reasoning Benchmarks

Verified, contamination-free benchmark scores with direct mathematical deltas.

Benchmark MetricOpenAI GPT-6 SolxAI Grok 4.7Performance Delta
SWE-bench VerifiedReal-world GitHub issues resolved autonomously75.1%73.6%OpenAI GPT-6 Sol (+1.5% advantage)
LiveCodeBenchPost-training cutoff algorithmic challenges65.8%64.9%OpenAI GPT-6 Sol (+0.9% advantage)
LMSYS Coding EloCrowdsourced blind developer preference14151408OpenAI GPT-6 Sol (+7Elo advantage)
AIME (Competition Math)Deep multi-step deductive reasoning——Not published for both models

Token Economics & Operational Cost Ratio

Pricing per 1M tokens and prompt caching advantages for long-horizon sessions.

Prompt Input Tokens
OpenAI GPT-6 Sol$2.5 / 1M
xAI Grok 4.7$3 / 1M

OpenAI GPT-6 Sol is 1.2x cheaper on input tokens ($2.5/M vs $3/M).

Completion Output Tokens
OpenAI GPT-6 Sol$12.5 / 1M
xAI Grok 4.7$15 / 1M

Output generation costs differ by 1.2x.

Context Caching Advantage
OpenAI GPT-6 Sol$$0.25 / 1M
xAI Grok 4.7$$0.3 / 1M

Prompt caching significantly reduces long-horizon AST parsing costs during multi-turn Swarm pairing sessions.

Swarm Multi-Agent Topology Synergy

How Swarm orchestrates OpenAI GPT-6 Sol and xAI Grok 4.7 in autonomous engineering clusters.

⚡

Optimal Cluster Configuration

Both models sit in Tier 1 (Tier 1: Frontier Generalist). Excellent peer redundancy or parallel Coder swarm execution.

Tier 1

OpenAI GPT-6 Sol

Balances high reasoning capacity with moderate costs for multi-checkpoint workflows.

Worktree Isolation: Handles large git diffs without branch pollution in dedicated worktrees.
Tier 1

xAI Grok 4.7

Excels at decomposing algorithmic challenges and mathematical verification stages.

Worktree Isolation: Performs rigorous isolated builds and numerical tests inside dedicated worktrees.

When to Choose Which Model

Practical developer recommendations based on real-world engineering workloads.

Choose OpenAI GPT-6 Sol if:

  • ✓Reliable 48 Intelligence Index with balanced economics ($2.50/task)
  • ✓Strict adherence to tool contracts and structured output
  • ✓Solid 75.1% SWE-bench Verified score
  • ✓Need Primary / Planner specialization inside Swarm.

Choose xAI Grok 4.7 if:

  • ✓Outstanding 52 score on Finance & Accounting Index
  • ✓Deep mathematical deduction and formal logic verification
  • ✓Clean C/C++, Rust, and low-level systems code synthesis
  • ✓Need Primary / Planner specialization inside Swarm.

Frequently Asked Comparison Questions

Which model is better for autonomous software engineering: OpenAI GPT-6 Sol or xAI Grok 4.7?

For autonomous agentic coding where multi-file patch pass rate is paramount, OpenAI GPT-6 Sol holds the verified advantage (+1.5% advantage). OpenAI GPT-6 Sol is 1.2x cheaper on input tokens ($2.5/M vs $3/M). In Swarm multi-agent clusters, Both models sit in Tier 1 (Tier 1: Frontier Generalist). Excellent peer redundancy or parallel Coder swarm execution. On SWE-bench Verified, OpenAI GPT-6 Sol scores 75.1% vs xAI Grok 4.7 at 73.6%.

How do OpenAI GPT-6 Sol and xAI Grok 4.7 compare on token pricing and operational economics?

OpenAI GPT-6 Sol is 1.2x cheaper on input tokens ($2.5/M vs $3/M). On cached prompts, OpenAI GPT-6 Sol costs $0.25/M vs xAI Grok 4.7 at $0.3/M.

How does Swarm configure OpenAI GPT-6 Sol and xAI Grok 4.7 in multi-agent workflows?

Both models sit in Tier 1 (Tier 1: Frontier Generalist). Excellent peer redundancy or parallel Coder swarm execution. Swarm isolates code modifications in independent Git worktrees, allowing both models to operate in parallel without colliding working directories or git branch conflicts.

← Back to Technical Comparisons HubExplore Models Catalog (650+ Models) →