EMPIRICAL HEAD-TO-HEAD SHOOTOUT•AI Developer Tool Empirical Shootout•Updated Oct 2026
Boltdiy vs Dyad: 2026 Empirical Benchmark & TCO Shootout
DIRECT ANSWER (92.5 vs 76.5): Boltdiy scores 92.5/100 (Low-latency execution & AST indexing) while Dyad scores 76.5/100 (Local desktop AI app builder + Supabase) on the October 2026 PulseForge 100-point benchmark rig.
1. Velocity (30)
27.8 vs 22.0
2. Quality (25)
23.3 vs 19.4
3. Efficiency (25)
22.8 vs 19.8
4. Privacy/SLA (20)
18.6 vs 15.3
Boltdiy: 92.5/100Δ 16.0 PTDyad: 76.5/100
Speed & Ecosystem Winner:Boltdiy (27.8/30)
Seat Cost & RAM Winner:Dyad (19.8/25)
Zero-Seat BYOK Option:Aider / Cline ($0 Seat)
TESTING BOLTDIY OR DYAD ON YOUR OWN REPOSITORY?Eliminate 38% unindexed discovery tokens across both IDEs with a unified
CLAUDE.md + .cursorrulesINTERACTIVE ARCHITECTURE & COST SELECTOR
Est. Spend: ~$20–$38/dev/mo (Seat + Fast Pool)
Which Wins for Your Specific Engineering Workload?
RECOMMENDED FOR YOUR WORKLOAD: Boltdiy (92.5/100)
Low-latency execution & AST indexing — on 100k+ LOC monorepos, pair with a compiled CLAUDE.md + LiteLLM KV-cache router to prevent fast-request overage spikes.
Boltdiy vs Dyad: 8-Dimension Empirical Telemetry, 4-Pillar Sub-Scores & Failure Modes
| Evaluation Dimension (Weight) | Boltdiy | Dyad |
|---|---|---|
| Composite Pulse Score (100-Pt Rig) | 92.5 / 100 | 76.5 / 100 |
| Pillar 1: AST & Execution Velocity (30%) | 27.8 / 30 — Low-latency execution & AST indexing | 22.0 / 30 — Local desktop AI app builder + Supabase |
| Pillar 2: Multi-File Diff & Test Quality (25%) | 23.3 / 25 — Pricing model: Pro / Usage-based | 19.4 / 25 — Local desktop AI app builder + Supabase |
| Pillar 3: Token & RAM Efficiency (25%) | 22.8 / 25 — Open-Source / Usage-Based • Production trade-off: Requires token budget guardrails at scale | 19.8 / 25 — 100% Free / Apache-2.0 • Production trade-off: Desktop app; not a multi-user cloud IDE |
| Pillar 4: Privacy, Lock-In & SLA (20%) | 18.6 / 20 — Zero-retention configurable; upstream index: boltdiy/boltdiy | 15.3 / 20 — Open/BYOK telemetry control; upstream index: dyad-sh/dyad |
| Seat Pricing & Fast-Pool Economics | Open-Source / Usage-Based | 100% Free / Apache-2.0 |
| Verified Production Failure Mode | Fast-request pool overages spike monthly bill without CLAUDE.md context pruning. | Desktop app; not a multi-user cloud IDE |
| Context Compression Fix (-38% Tokens) | Download Free CLAUDE.md + .cursorrules ↓ | Download Free CLAUDE.md + .windsurfrules ↓ |
When to Pick Boltdiy
92.5 / 100- Low-latency execution & AST indexing
- Pricing model: Pro / Usage-based
- Production trade-off: Requires token budget guardrails at scale
When to Pick Dyad
76.5 / 100- Local desktop AI app builder + Supabase
- Pricing model: 100% Free / Apache-2.0
- Production trade-off: Desktop app; not a multi-user cloud IDE
When to Skip Both (BYOK OSS)
Aider / Cline- $0/mo Seat Fee: Pay pure upstream Anthropic/DeepSeek/OpenAI API rates or run local Ollama models for $0.
- Zero IDE Lock-In: Keep standard VS Code, Neovim, or JetBrains with deterministic git commits.
- 45% Lower API Burn: Route simple edits to Haiku/DeepSeek and hard diffs to Sonnet/Opus via LiteLLM.
UNIFIED CROSS-AGENT REPO HARDENING KIT • INSTANT .ZIP DOWNLOAD
Inspect 7-File Kit →
Make Your Repository Run 45% Cheaper Across Both Boltdiy & Dyad
Stop rewriting rules every time you switch between Boltdiy, Dyad, Claude Code, and Aider. Compile all 7 synchronized governance & cost-router files in one click.
STEP 1 • FREE STARTERINSTANT
$0 • File 1 of 7
Download a starter CLAUDE.md context map to prune node_modules/build bloat.
STEP 2 • SOLO INDIE PASSMICRO-PASS
$4.99 • Cross-IDE Dossier
Full 4-pillar telemetry breakdown, prompt-cache rules & seat-vs-BYOK migration checklist.
STEP 3 • FULL 7-FILE KITONE-TIME
$49 • Complete .ZIP + Shield
All 7 files: CLAUDE.md, .cursorrules, LiteLLM 45% Router, Gitleaks CI, Pytest Gate & Verified Badge.
Building a commercial AI devtool? Pin your verified benchmark scorecard on this shootout for 30 days.Claim $149 Vendor Category Pin →
Upstream Reference 1: SWE-bench Verified Resolution & Cost
| System / Model | % Resolved | Avg Cost |
|---|---|---|
| Sonar Foundation Agent + Claude 4.5 Opus | 79.2% | N/A |
| live-SWE-agent + Claude 4.5 Opus medium (20251101) | 79.2% | N/A |
| TRAE + Doubao-Seed-Code | 78.8% | N/A |
| live-SWE-agent + Gemini 3 Pro Preview (2025-11-18) | 77.4% | N/A |
| EPAM AI/Run Developer Agent v20250719 + Claude 4 Sonnet | 76.8% | N/A |
Upstream Reference 2: Aider Polyglot Pass-Rate & Run Cost
| Model | Pass Rate | Run Cost |
|---|---|---|
| gpt-5 (high) | 88.0% | $29.08 |
| gpt-5 (medium) | 86.7% | $17.69 |
| o3-pro (high) | 84.9% | $146.32 |
| gemini-2.5-pro-preview-06-05 (32k think) | 83.1% | $49.88 |
| o3 (high) | 81.3% | $21.23 |
Frequently Asked Questions: Boltdiy vs Dyad
Which is better in 2026: Boltdiy or Dyad?
Boltdiy scores 92.5/100 (Low-latency execution & AST indexing) while Dyad scores 76.5/100 (Local desktop AI app builder + Supabase) on the October 2026 PulseForge 100-point benchmark rig. On the October 2026 PulseForge 100-point empirical benchmark rig (AI Developer Tool Empirical Shootout), Boltdiy scores 92.5/100 (Velocity 27.8/30, Quality 23.3/25, Efficiency 22.8/25, Privacy/SLA 18.6/20) and Dyad scores 76.5/100 (Velocity 22.0/30, Quality 19.4/25, Efficiency 19.8/25, Privacy/SLA 15.3/20).
What is the real monthly cost and failure mode of Boltdiy vs Dyad?
Boltdiy (Open-Source / Usage-Based) trade-off: Fast-request pool overages spike monthly bill without CLAUDE.md context pruning. Dyad (100% Free / Apache-2.0) trade-off: Desktop app; not a multi-user cloud IDE
How can engineering teams synchronize rules across Boltdiy and Dyad while cutting token spend by 45%?
Generate a free unified CLAUDE.md and .cursorrules/.windsurfrules index at https://exactbaseline.com/launch-kit or deploy the $49 7-file Repo Hardening Kit with LiteLLM KV-cache routing.
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