2026-07-06 Messaging Weekly

Logos Delivery §

Messaging API — General Availability §

• [Deliverable] Test suite for Messaging API

  • next:
    • E2E testing of new Messaging API

• [Deliverable] Stabilize and improve Messaging API, fix bugs

  • achieved:
    • ffi: unify node lifecycle on logosdelivery_* and drop legacy waku_* surface
  • next:
    • Create a separate binary to allow DST test messaging-client API
    • waku_get_my_peerid returns a Nim debug string instead of the peer id

Reliable Channel API — Developer Preview §

• [Deliverable] Implement Reliable Channel API
  • achieved:
    • chore: replace ReliableChannel sendhandler hack
  • next:
    • E2E testing of LogosDelivery Reliable Channel API

RLN for edge nodes §

• [Deliverable] Improve RLN UX by reducing contract interactions

  • next:
    • refresh merkle proof cache reactively on lightpush rejection

• [Deliverable] Add support for RLN proofs in LightPush

  • achieved:
    • isolate RLN in a self-contained module usable by any protocol (relay, lightpush, etc.)
    • chore: phase 4 — remove RLN proof generation from lightpush server to client
    • replace RLN specific Result with generic Result
    • fix: handle on-chain RPC errors gracefully during RLN setup
    • chore: do not override Rln result instance

Port RLN to Logos Blockchain §

• [Deliverable] Implement pluggable RLN membership interface
  • next:
    • chore: create rln interface API

Fleet stability §

• [Deliverable] Resolve known fleet stability issues
  • achieved:
    • fix: handle peer-exchange stream-closed errors gracefully
  • next:
    • fix(discovery): prune stale discv5 peers from peer store so PX stops serving dead ENRs

Logos Chat §

Chat — Group Conversations §

• [Deliverable] Add Group Chat

  • achieved:
    • Add LogosChatClient config - https://github.com/logos-messaging/libchat/pull/163
  • next:
    • GroupChat integration into clientAPI

• Implement contact discovery

  • achieved:
    • Update Keypackage discovery for DirectV1 - https://github.com/logos-messaging/libchat/pull/162

Logos Core §

Logos Core integration — phase 2 §

• [Deliverable] Add support for groups in Logos Core Chat module

  • achieved:
    • Add DirectV1 support in Chat module - https://github.com/logos-co/logos-chat-module/pull/37

• [Deliverable] Build Logos Core demo app in QML

  • achieved:
    • Add DirectV1 support in Chat module UI - https://github.com/logos-co/logos-chat-ui/pull/30

Status §

Integrate logos-delivery in Status §

• [Deliverable] Integrate Messaging API in status-go
  • achieved:
    • feat: add status.prod network preset (cluster 16, RLN off)
    • fix(filter): correct inverted idle-subscription cleanup check
    • Periodically reconcile history while connectivity is unreliable
    • Coalescing historic-sync worker instead of drop-throttle
    • Drop unused Waku interface methods
    • Encapsulate peer management in the Waku object
  • next:
    • Introduce an object-oriented Go mirror of the Nim Messaging API over the C bindings
    • Migrate the bindings to the single liblogosdelivery library
    • refactor: build against the single liblogosdelivery library
    • feat(node-info): expose MaxMessageSize node info item
    • Strictly layer delivery events; drop dead signals
    • drop ClearEnvelopesCache and dead envelope-cache state
    • Switch Online() to ConnectionStatus

Maintenance §

• achieved:
  • FFI library consolidation
  • API design
    • api: define layer contracts with concept, not RootObj inheritance
    • messaging: depend on the Waku kernel, not the raw WakuNode
  • fix: remove hardcoded ports in tests
  • fix: fix portsShift feature
• next:
  • feat: logos_delivery_node app + messaging REST API with event observability
  • feat: improve config v3
  • Lossless event delivery: unbounded intrusive SPSC queue + node freelist