[SDK] Enhance compatibility with third party x402 libs

[joaquim-verges]

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PR-Codex overview

This PR enhances compatibility with third-party x402 libraries by refining how payment requirements and asset matching are handled based on network identification.

Detailed summary

• Updated network identification from eip155:${chainId} to use ChainIdToNetwork for better compatibility.
• Adjusted the way payment requirements are matched to connect with the wallet chain.
• Improved asset matching logic to align with the updated network identification.

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[changeset-bot]

🦋 Changeset detected

Latest commit: d65b2dd

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 4 packages

Name	Type
thirdweb	Patch
@thirdweb-dev/nebula	Patch
@thirdweb-dev/wagmi-adapter	Patch
wagmi-inapp	Patch

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Project	Deployment	Preview	Comments	Updated (UTC)
docs-v2	Ready	Preview	Comment	Oct 26, 2025 8:20am
nebula	Ready	Preview	Comment	Oct 26, 2025 8:20am
thirdweb_playground	Ready	Preview	Comment	Oct 26, 2025 8:20am
thirdweb-www	Ready	Preview	Comment	Oct 26, 2025 8:20am
wallet-ui	Ready	Preview	Comment	Oct 26, 2025 8:20am

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📥 Commits

Reviewing files that changed from the base of the PR and between 7defce7 and d65b2dd.

📒 Files selected for processing (3)

• .changeset/all-dolls-rest.md (1 hunks)
• packages/thirdweb/src/x402/common.ts (3 hunks)
• packages/thirdweb/src/x402/fetchWithPayment.ts (1 hunks)

✨ Finishing touches

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🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch _X402_Enhance_compatibility_with_third_party_x402_libs

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[joaquim-verges]

• [SDK] Enhance compatibility with third party x402 libs #8314 👈 (View in Graphite)
• main

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[github-actions]

size-limit report 📦

Path	Size	Loading time (3g)	Running time (snapdragon)	Total time
thirdweb (esm)	64.55 KB (0%)	1.3 s (0%)	315 ms (+148.07% 🔺)	1.7 s
thirdweb (cjs)	366.18 KB (0%)	7.4 s (0%)	1.4 s (+2.48% 🔺)	8.7 s
thirdweb (minimal + tree-shaking)	5.73 KB (0%)	115 ms (0%)	112 ms (+1655.12% 🔺)	227 ms
thirdweb/chains (tree-shaking)	526 B (0%)	11 ms (0%)	86 ms (+2570.99% 🔺)	97 ms
thirdweb/react (minimal + tree-shaking)	19.09 KB (0%)	382 ms (0%)	96 ms (+797.03% 🔺)	478 ms