Sera FX: A2A agent card

What the card declares

Provider

Sera

Endpoint

https://agents.sera.cx

Transport

JSONRPC

Agent version

0.1.0

Card shape

pre-v1.0

Since when this agent answers

Followed since

2026-09-08

Last answer

2026-09-08

Readings

1

Answers

1

Declared skills

• FX ratesLive reference rates for one or more BASE/QUOTE stablecoin pairs.
• List corridorsSupported FX corridors (currency pairs) and their liquidity depth.
• FX quotePrice a conversion between two supported stablecoins; returns amount_out, mid_rate, and a quote_id.
• FX settleBuild an unsigned EIP-712 settlement intent from a quote_id for the caller to sign in their own wallet.

Findings

• ErrorRequired field missing: defaultInputModesdefaultInputModes
• ErrorRequired field missing: defaultOutputModesdefaultOutputModes
• ErrorRequired field missing: protocolVersionprotocolVersion
• ErrorRequired field missing: skills[0].tagsskills[0].tags
• ErrorRequired field missing: skills[1].tagsskills[1].tags
• ErrorRequired field missing: skills[2].tagsskills[2].tags
• ErrorRequired field missing: skills[3].tagsskills[3].tags
• WarningCard written in the shape used before v1.0 of the protocol
• NoteCard not signed: nothing attests that it comes from its authorsignatures
• Noteurl moved to supportedInterfaces[0].url in v1.0url

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