introduce A02 high density solver

[seveibar]

No description provided.

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Project	Deployment	Actions	Updated (UTC)
capacity-node-autorouter	Ready	Preview, Comment	Mar 13, 2026 7:37am

[tscircuitbot]

🏃 Benchmark This PR

Run benchmarks by commenting on this PR:

/benchmark [solver-name|all] [scenario-limit] --concurrency <n> --effort <n>

Examples:

• /benchmark -> AutoroutingPipelineSolver, all scenarios (default concurrency uses the benchmark runner CPU count)
• /benchmark AutoroutingPipelineSolver -> one solver, all scenarios
• /benchmark all 20 -> all solvers, first 20 scenarios
• /benchmark AutoroutingPipelineSolver 20 --concurrency 8 -> one solver, 20 scenarios, 8 workers
• /benchmark AutoroutingPipelineSolver 20 --effort 2 -> one solver, 20 scenarios, 2x effort

Any PR whose title contains [BENCHMARK TEST] will automatically run the benchmark workflow on PR updates.

[seveibar]

/benchmark

[tscircuitbot]

🏃 Autorouting Benchmark Results

📊 PR Results

Benchmark Results (1x effort)

+---------------------------+----------------+--------------------+-----------+----------+----------+
| Solver                    | Completed %    | Relaxed DRC Pass % | Timed Out | P50 Time | P95 Time |
+---------------------------+----------------+--------------------+-----------+----------+----------+
| AutoroutingPipelineSolver | 85.7% (🕒5.7%) | 1.9% (🕒5.7%)      | 6/105     | 6.6s     | 64.3s    |
+---------------------------+----------------+--------------------+-----------+----------+----------+

Scenarios: 105

📊 Main Branch Results

Benchmark Results (1x effort)

+---------------------------+----------------+--------------------+-----------+----------+----------+
| Solver                    | Completed %    | Relaxed DRC Pass % | Timed Out | P50 Time | P95 Time |
+---------------------------+----------------+--------------------+-----------+----------+----------+
| AutoroutingPipelineSolver | 83.8% (🕒2.9%) | 1.9% (🕒2.9%)      | 3/105     | 6.9s     | 61.5s    |
+---------------------------+----------------+--------------------+-----------+----------+----------+

Scenarios: 105

📦 Artifact: https://github.com/tscircuit/tscircuit-autorouter/actions/runs/23030017620