diff --git a/Cargo.lock b/Cargo.lock
index 85a06e06..1032babc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1553,8 +1553,8 @@ checksum = "497c00e0fd83a72a79a39fcbd8e3e2f055d6f6c7e025f3b3d91f4f8e76527fb8"
 dependencies = [
  "async-task",
  "concurrent-queue",
- "fastrand 2.3.0",
- "futures-lite 2.6.1",
+ "fastrand",
+ "futures-lite",
  "pin-project-lite",
  "slab",
 ]
@@ -1567,7 +1567,7 @@ checksum = "8034a681df4aed8b8edbd7fbe472401ecf009251c8b40556b304567052e294c5"
 dependencies = [
  "async-lock",
  "blocking",
- "futures-lite 2.6.1",
+ "futures-lite",
 ]
 
 [[package]]
@@ -1581,7 +1581,7 @@ dependencies = [
  "async-io",
  "async-lock",
  "blocking",
- "futures-lite 2.6.1",
+ "futures-lite",
  "once_cell",
 ]
 
@@ -1595,9 +1595,9 @@ dependencies = [
  "cfg-if",
  "concurrent-queue",
  "futures-io",
- "futures-lite 2.6.1",
+ "futures-lite",
  "parking",
- "polling 3.11.0",
+ "polling",
  "rustix 1.1.3",
  "slab",
  "windows-sys 0.61.2",
@@ -1622,7 +1622,7 @@ checksum = "b948000fad4873c1c9339d60f2623323a0cfd3816e5181033c6a5cb68b2accf7"
 dependencies = [
  "async-io",
  "blocking",
- "futures-lite 2.6.1",
+ "futures-lite",
 ]
 
 [[package]]
@@ -1639,7 +1639,7 @@ dependencies = [
  "blocking",
  "cfg-if",
  "event-listener 5.4.1",
- "futures-lite 2.6.1",
+ "futures-lite",
  "rustix 1.1.3",
 ]
 
@@ -1676,7 +1676,7 @@ dependencies = [
  "futures-channel",
  "futures-core",
  "futures-io",
- "futures-lite 2.6.1",
+ "futures-lite",
  "gloo-timers 0.3.0",
  "kv-log-macro",
  "log",
@@ -2451,7 +2451,7 @@ dependencies = [
  "async-channel 2.5.0",
  "async-task",
  "futures-io",
- "futures-lite 2.6.1",
+ "futures-lite",
  "piper",
 ]
 
@@ -2670,12 +2670,6 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "37b2a672a2cb129a2e41c10b1224bb368f9f37a2b16b612598138befd7b37eb5"
 
-[[package]]
-name = "castaway"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2698f953def977c68f935bb0dfa959375ad4638570e969e2f1e9f433cbf1af6"
-
 [[package]]
 name = "cc"
 version = "1.2.54"
@@ -3888,37 +3882,6 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
-[[package]]
-name = "curl"
-version = "0.4.49"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "79fc3b6dd0b87ba36e565715bf9a2ced221311db47bd18011676f24a6066edbc"
-dependencies = [
- "curl-sys",
- "libc",
- "openssl-probe 0.1.6",
- "openssl-sys",
- "schannel",
- "socket2 0.6.2",
- "windows-sys 0.59.0",
-]
-
-[[package]]
-name = "curl-sys"
-version = "0.4.85+curl-8.18.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0efa6142b5ecc05f6d3eaa39e6af4888b9d3939273fb592c92b7088a8cf3fdb"
-dependencies = [
- "cc",
- "libc",
- "libnghttp2-sys",
- "libz-sys",
- "openssl-sys",
- "pkg-config",
- "vcpkg",
- "windows-sys 0.59.0",
-]
-
 [[package]]
 name = "curve25519-dalek"
 version = "4.1.3"
@@ -4671,15 +4634,6 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34aa73646ffb006b8f5147f3dc182bd4bcb190227ce861fc4a4844bf8e3cb2c0"
 
-[[package]]
-name = "encoding_rs"
-version = "0.8.35"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "75030f3c4f45dafd7586dd6780965a8c7e8e285a5ecb86713e63a79c5b2766f3"
-dependencies = [
- "cfg-if",
-]
-
 [[package]]
 name = "enum-as-inner"
 version = "0.6.1"
@@ -4984,15 +4938,6 @@ dependencies = [
  "regex-syntax",
 ]
 
-[[package]]
-name = "fastrand"
-version = "1.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e51093e27b0797c359783294ca4f0a911c270184cb10f85783b118614a1501be"
-dependencies = [
- "instant",
-]
-
 [[package]]
 name = "fastrand"
 version = "2.3.0"
@@ -5222,21 +5167,6 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "77ce24cb58228fbb8aa041425bb1050850ac19177686ea6e0f41a70416f56fdb"
 
-[[package]]
-name = "foreign-types"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6f339eb8adc052cd2ca78910fda869aefa38d22d5cb648e6485e4d3fc06f3b1"
-dependencies = [
- "foreign-types-shared",
-]
-
-[[package]]
-name = "foreign-types-shared"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
-
 [[package]]
 name = "form_urlencoded"
 version = "1.2.2"
@@ -5426,28 +5356,13 @@ version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e5c1b78ca4aae1ac06c48a526a655760685149f0d465d21f37abfe57ce075c6"
 
-[[package]]
-name = "futures-lite"
-version = "1.13.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49a9d51ce47660b1e808d3c990b4709f2f415d928835a17dfd16991515c46bce"
-dependencies = [
- "fastrand 1.9.0",
- "futures-core",
- "futures-io",
- "memchr",
- "parking",
- "pin-project-lite",
- "waker-fn",
-]
-
 [[package]]
 name = "futures-lite"
 version = "2.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f78e10609fe0e0b3f4157ffab1876319b5b0db102a2c60dc4626306dc46b44ad"
 dependencies = [
- "fastrand 2.3.0",
+ "fastrand",
  "futures-core",
  "futures-io",
  "parking",
@@ -6288,22 +6203,6 @@ dependencies = [
  "tokio-io-timeout",
 ]
 
-[[package]]
-name = "hyper-tls"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "70206fc6890eaca9fde8a0bf71caa2ddfc9fe045ac9e5c70df101a7dbde866e0"
-dependencies = [
- "bytes",
- "http-body-util",
- "hyper 1.8.1",
- "hyper-util",
- "native-tls",
- "tokio",
- "tokio-native-tls",
- "tower-service",
-]
-
 [[package]]
 name = "hyper-util"
 version = "0.1.19"
@@ -6323,11 +6222,9 @@ dependencies = [
  "percent-encoding",
  "pin-project-lite",
  "socket2 0.6.2",
- "system-configuration",
  "tokio",
  "tower-service",
  "tracing",
- "windows-registry",
 ]
 
 [[package]]
@@ -6728,33 +6625,6 @@ version = "1.70.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a6cb138bb79a146c1bd460005623e142ef0181e3d0219cb493e02f7d08a35695"
 
-[[package]]
-name = "isahc"
-version = "1.7.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "334e04b4d781f436dc315cb1e7515bd96826426345d498149e4bde36b67f8ee9"
-dependencies = [
- "async-channel 1.9.0",
- "castaway",
- "crossbeam-utils",
- "curl",
- "curl-sys",
- "encoding_rs",
- "event-listener 2.5.3",
- "futures-lite 1.13.0",
- "http 0.2.12",
- "log",
- "mime",
- "once_cell",
- "polling 2.8.0",
- "slab",
- "sluice",
- "tracing",
- "tracing-futures",
- "url",
- "waker-fn",
-]
-
 [[package]]
 name = "itertools"
 version = "0.10.5"
@@ -7429,16 +7299,6 @@ version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b6d2cec3eae94f9f509c767b45932f1ada8350c4bdb85af2fcab4a3c14807981"
 
-[[package]]
-name = "libnghttp2-sys"
-version = "0.1.11+1.64.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b6c24e48a7167cffa7119da39d577fa482e66c688a4aac016bee862e1a713c4"
-dependencies = [
- "cc",
- "libc",
-]
-
 [[package]]
 name = "libp2p"
 version = "0.56.0"
@@ -8557,23 +8417,6 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a51313c5820b0b02bd422f4b44776fbf47961755c74ce64afc73bfad10226c3"
 
-[[package]]
-name = "native-tls"
-version = "0.2.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87de3442987e9dbec73158d5c715e7ad9072fda936bb03d19d7fa10e00520f0e"
-dependencies = [
- "libc",
- "log",
- "openssl",
- "openssl-probe 0.1.6",
- "openssl-sys",
- "schannel",
- "security-framework 2.11.1",
- "security-framework-sys",
- "tempfile",
-]
-
 [[package]]
 name = "netlink-packet-core"
 version = "0.7.0"
@@ -9029,32 +8872,6 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c08d65885ee38876c4f86fa503fb49d7b507c2b62552df7c70b2fce627e06381"
 
-[[package]]
-name = "openssl"
-version = "0.10.75"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08838db121398ad17ab8531ce9de97b244589089e290a384c900cb9ff7434328"
-dependencies = [
- "bitflags 2.10.0",
- "cfg-if",
- "foreign-types",
- "libc",
- "once_cell",
- "openssl-macros",
- "openssl-sys",
-]
-
-[[package]]
-name = "openssl-macros"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
-dependencies = [
- "proc-macro2 1.0.106",
- "quote 1.0.44",
- "syn 2.0.114",
-]
-
 [[package]]
 name = "openssl-probe"
 version = "0.1.6"
@@ -9067,18 +8884,6 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7c87def4c32ab89d880effc9e097653c8da5d6ef28e6b539d313baaacfbafcbe"
 
-[[package]]
-name = "openssl-sys"
-version = "0.9.111"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "82cab2d520aa75e3c58898289429321eb788c3106963d0dc886ec7a5f4adc321"
-dependencies = [
- "cc",
- "libc",
- "pkg-config",
- "vcpkg",
-]
-
 [[package]]
 name = "option-ext"
 version = "0.2.0"
@@ -21850,7 +21655,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "96c8c490f422ef9a4efd2cb5b42b76c8613d7e7dfc1caf667b8a3350a5acc066"
 dependencies = [
  "atomic-waker",
- "fastrand 2.3.0",
+ "fastrand",
  "futures-io",
 ]
 
@@ -22089,22 +21894,6 @@ version = "0.29.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "751fbbcf86635834dd9a700039c74ce8c7871b317acc84582d9667dad2ed9848"
 
-[[package]]
-name = "polling"
-version = "2.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b2d323e8ca7996b3e23126511a523f7e62924d93ecd5ae73b333815b0eb3dce"
-dependencies = [
- "autocfg",
- "bitflags 1.3.2",
- "cfg-if",
- "concurrent-queue",
- "libc",
- "log",
- "pin-project-lite",
- "windows-sys 0.48.0",
-]
-
 [[package]]
 name = "polling"
 version = "3.11.0"
@@ -23211,13 +23000,13 @@ dependencies = [
  "backoff",
  "bizinikiwi-prometheus-endpoint",
  "futures",
- "isahc",
  "jsonpath_lib",
  "num-traits",
  "parking_lot 0.12.5",
  "pezbp-runtime",
  "pezsp-runtime",
  "pezsp-tracing",
+ "reqwest",
  "serde_json",
  "sysinfo",
  "thiserror 1.0.69",
@@ -23234,22 +23023,17 @@ checksum = "eddd3ca559203180a307f12d114c268abf583f59b03cb906fd0b3ff8646c1147"
 dependencies = [
  "base64 0.22.1",
  "bytes",
- "encoding_rs",
  "futures-channel",
  "futures-core",
  "futures-util",
- "h2",
  "http 1.4.0",
  "http-body 1.0.1",
  "http-body-util",
  "hyper 1.8.1",
  "hyper-rustls 0.27.7",
- "hyper-tls",
  "hyper-util",
  "js-sys",
  "log",
- "mime",
- "native-tls",
  "percent-encoding",
  "pin-project-lite",
  "quinn",
@@ -23260,7 +23044,6 @@ dependencies = [
  "serde_urlencoded",
  "sync_wrapper",
  "tokio",
- "tokio-native-tls",
  "tokio-rustls 0.26.4",
  "tower 0.5.3",
  "tower-http 0.6.8",
@@ -24796,17 +24579,6 @@ dependencies = [
  "version_check",
 ]
 
-[[package]]
-name = "sluice"
-version = "0.5.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d7400c0eff44aa2fcb5e31a5f24ba9716ed90138769e4977a2ba6014ae63eb5"
-dependencies = [
- "async-channel 1.9.0",
- "futures-core",
- "futures-io",
-]
-
 [[package]]
 name = "smallstr"
 version = "0.3.1"
@@ -24839,7 +24611,7 @@ dependencies = [
  "async-net",
  "async-process",
  "blocking",
- "futures-lite 2.6.1",
+ "futures-lite",
 ]
 
 [[package]]
@@ -24862,7 +24634,7 @@ dependencies = [
  "either",
  "event-listener 5.4.1",
  "fnv",
- "futures-lite 2.6.1",
+ "futures-lite",
  "futures-util",
  "hashbrown 0.15.5",
  "hex",
@@ -24912,7 +24684,7 @@ dependencies = [
  "event-listener 5.4.1",
  "fnv",
  "futures-channel",
- "futures-lite 2.6.1",
+ "futures-lite",
  "futures-util",
  "hashbrown 0.15.5",
  "hex",
@@ -25667,7 +25439,7 @@ version = "3.24.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "655da9c7eb6305c55742045d5a8d2037996d61d8de95806335c7c86ce0f82e9c"
 dependencies = [
- "fastrand 2.3.0",
+ "fastrand",
  "getrandom 0.3.4",
  "once_cell",
  "rustix 1.1.3",
@@ -26192,16 +25964,6 @@ dependencies = [
  "syn 2.0.114",
 ]
 
-[[package]]
-name = "tokio-native-tls"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbae76ab933c85776efabc971569dd6119c580d8f5d448769dec1764bf796ef2"
-dependencies = [
- "native-tls",
- "tokio",
-]
-
 [[package]]
 name = "tokio-retry"
 version = "0.3.0"
@@ -26939,9 +26701,9 @@ checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
 [[package]]
 name = "uuid"
-version = "1.19.0"
+version = "1.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2e054861b4bd027cd373e18e8d8d8e6548085000e41290d95ce0c373a654b4a"
+checksum = "ee48d38b119b0cd71fe4141b30f5ba9c7c5d9f4e7a3a8b4a674e4b6ef789976f"
 dependencies = [
  "getrandom 0.3.4",
  "js-sys",
@@ -27105,12 +26867,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "waker-fn"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "317211a0dc0ceedd78fb2ca9a44aed3d7b9b26f81870d485c07122b4350673b7"
-
 [[package]]
 name = "walkdir"
 version = "2.5.0"
@@ -27902,17 +27658,6 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f0805222e57f7521d6a62e36fa9163bc891acd422f971defe97d64e70d0a4fe5"
 
-[[package]]
-name = "windows-registry"
-version = "0.6.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "02752bf7fbdcce7f2a27a742f798510f3e5ad88dbe84871e5168e2120c3d5720"
-dependencies = [
- "windows-link",
- "windows-result 0.4.1",
- "windows-strings",
-]
-
 [[package]]
 name = "windows-result"
 version = "0.1.2"
diff --git a/Cargo.toml b/Cargo.toml
index 8ff203ed..e4adc76f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -850,7 +850,7 @@ integer-sqrt = { version = "0.1.2" }
 ip_network = { version = "0.4.1" }
 is-terminal = { version = "0.4.9" }
 is_executable = { version = "1.0.1" }
-isahc = { version = "1.2" }
+# isahc removed - replaced with reqwest (rustls-tls) to eliminate OpenSSL dependency
 itertools = { version = "0.11" }
 jobserver = { version = "0.1.26" }
 js-sys = { version = "0.3.70" }
@@ -1448,7 +1448,8 @@ regex = { version = "1.10.2" }
 relay-bizinikiwi-client = { version = "0.1.0", path = "pezbridges/relays/client-bizinikiwi" }
 relay-utils = { version = "0.1.0", path = "pezbridges/relays/utils" }
 remote-externalities = { path = "bizinikiwi/utils/pezframe/remote-externalities", version = "0.35.0", default-features = false, package = "pezframe-remote-externalities" }
-reqwest = { version = "0.12.9" }
+# Using rustls-tls for pure Rust TLS - no OpenSSL dependency
+reqwest = { version = "0.12.9", default-features = false, features = ["rustls-tls", "json"] }
 revm = { version = "27.0.2", default-features = false }
 ripemd = { version = "0.1.3", default-features = false }
 rlp = { version = "0.6.1", default-features = false }
diff --git a/pezbridges/relays/utils/Cargo.toml b/pezbridges/relays/utils/Cargo.toml
index 6f27d7a8..3c08925d 100644
--- a/pezbridges/relays/utils/Cargo.toml
+++ b/pezbridges/relays/utils/Cargo.toml
@@ -19,7 +19,8 @@ async-std = { workspace = true }
 async-trait = { workspace = true }
 backoff = { workspace = true }
 futures = { workspace = true }
-isahc = { workspace = true }
+# Using reqwest with rustls-tls for pure Rust TLS (no OpenSSL dependency)
+reqwest = { workspace = true }
 jsonpath_lib = { workspace = true }
 num-traits = { workspace = true, default-features = true }
 parking_lot = { workspace = true, default-features = true }
diff --git a/pezbridges/relays/utils/src/metrics/float_json_value.rs b/pezbridges/relays/utils/src/metrics/float_json_value.rs
index 957851c9..6586c2b6 100644
--- a/pezbridges/relays/utils/src/metrics/float_json_value.rs
+++ b/pezbridges/relays/utils/src/metrics/float_json_value.rs
@@ -65,10 +65,14 @@ impl FloatJsonValueMetric {
 
 	/// Request value from HTTP service.
 	async fn request_value(&self) -> anyhow::Result<String> {
-		use isahc::{AsyncReadResponseExt, HttpClient, Request};
-
-		let request = Request::get(&self.url).header("Accept", "application/json").body(())?;
-		let raw_response = HttpClient::new()?.send_async(request).await?.text().await?;
+		let client = reqwest::Client::new();
+		let raw_response = client
+			.get(&self.url)
+			.header("Accept", "application/json")
+			.send()
+			.await?
+			.text()
+			.await?;
 		Ok(raw_response)
 	}