Open-source OpenTelemetry tracing for AI agents that move money onchain. Follow along, and a ⭐ on GitHub helps a lot: https://t.co/jKVuTx2VRDhashspan.devJoined October 2026
building in public #3 · hashspan v1.0.0-rc.0
- the first 1.0 release candidate is out. the public api is frozen for 1.0, so code written against it now keeps working when 1.0 lands. try it with npm install @hashspan/viem@rc
- not just agents. raw sends and wallet api sends are traced now too, so payout workers, wallet backends and other services get the same send to block tracing
changelog 👉 hashspan.dev/changelog
open source 👉 github.com/selimaytac/has…
building in public #2 · hashspan v0.12.0
- sometimes the chain reshuffles its last few blocks while an agent waits for a payment to settle. hashspan now checks again at the end, so the trace shows where the payment really landed, or that it's not onchain anymore
- fees someone else covered, like an x402 facilitator or a paymaster, now get their own label. so a chart of what an agent spent counts only what it paid itself
changelog 👉 hashspan.dev/changelog
open source 👉 github.com/selimaytac/has…
hashspan doesn't pick a number itself, it follows whatever the agent waits for. if the code waits for say 3 confirmations, then once that wait ends hashspan reads the receipt again, and if a reshuffle moved or dropped the tx the trace shows the new block or not onchain. how many you need really depends on the chain and how much is at stake
@georgerowan0 shipping hashspan 🛠️ open source, for ai agents that pay onchain. version 0.12 just went out and the release notes are up at hashspan.dev/changelog, happy to hear what you think
@call_me_indiana agents + infra + crypto in one 👋 hashspan, open source tracing for ai agents that send transactions. it follows each tx until it's final, so a revert can't hide behind a green tool call. github.com/selimaytac/has…
@mohammad_j43370@X hi 👋 crypto + ai is the fun part for me. hashspan is an open source project that watches what ai agents do onchain, so you can tell which of their transactions really went through
@heyyyyyieeee hiii 👋 building hashspan, an open source dev tool for ai agents. when an agent moves money onchain it's easy to lose track of what actually happened, hashspan keeps that in the trace
@Omkar_3771@X you said drop ur project so here goes 🙈 hashspan, open source. it's for ai agents that send onchain transactions, it follows each one to the block and puts the result in the agent's trace. hashspan.dev
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